Scripts/Instance: The Stonecore updates

Stonecore Teleporters scripted. Some corrections, better handlings, fixed Travis warnings ...

Closes #13626

(cherry picked from commit 9a941ae125c8b22b802270f7f419c1a8bfd2a343)

Conflicts:
	src/server/scripts/Maelstrom/Stonecore/boss_high_priestess_azil.cpp
	src/server/scripts/Maelstrom/Stonecore/boss_ozruk.cpp
	src/server/scripts/Maelstrom/Stonecore/instance_stonecore.cpp
	src/server/scripts/Maelstrom/Stonecore/stonecore.cpp

8 files changed, 145 insertions, 271 deletions

diff --git a/src/server/game/Spells/SpellMgr.cpp b/src/server/game/Spells/SpellMgr.cpp
index 544abc9ca87..46ec7553d02 100644
--- a/src/server/game/Spells/SpellMgr.cpp
+++ b/src/server/game/Spells/SpellMgr.cpp
@@ -3618,6 +3618,11 @@ void SpellMgr::LoadSpellInfoCorrections()
                 spellInfo->ManaCost = 0;
                 spellInfo->ManaPerSecond = 0;
                 break;
+            // Stonecore spells
+            case 95284: // Teleport (from entrance to Slabhide)
+            case 95285: // Teleport (from Slabhide to entrance)
+                spellInfo->Effects[EFFECT_0].TargetB = SpellImplicitTargetInfo(TARGET_DEST_DB);
+                break;
             // Halls Of Origination spells
             // Temple Guardian Anhuur
             case 76606: // Disable Beacon Beams L
diff --git a/src/server/scripts/Maelstrom/Stonecore/boss_corborus.cpp b/src/server/scripts/Maelstrom/Stonecore/boss_corborus.cpp
index 1cf0cc56242..36289fb1169 100644
--- a/src/server/scripts/Maelstrom/Stonecore/boss_corborus.cpp
+++ b/src/server/scripts/Maelstrom/Stonecore/boss_corborus.cpp
@@ -93,7 +93,9 @@ class boss_corborus : public CreatureScript
             void Reset() override
             {
                 _Reset();
+
                 countTrashingCharge = 0;
+
                 events.ScheduleEvent(EVENT_DAMPENING_WAVE, 10000);
                 events.ScheduleEvent(EVENT_CRYSTAL_BARRAGE, 15000);
                 events.ScheduleEvent(EVENT_SUBMERGE, 36000);
@@ -110,7 +112,7 @@ class boss_corborus : public CreatureScript
 
                         stateIntro = IN_PROGRESS;
 
-                        if (Creature* Millhouse = ObjectAccessor::GetCreature(*me, instance->GetGuidData(DATA_MILLHOUSE_MANASTORM)))
+                        if (Creature* Millhouse = instance->GetCreature(DATA_MILLHOUSE_MANASTORM))
                         {
                             Millhouse->InterruptNonMeleeSpells(true);
                             Millhouse->RemoveAllAuras();
@@ -144,18 +146,18 @@ class boss_corborus : public CreatureScript
                             instance->SetData(DATA_MILLHOUSE_EVENT_FACE, 0);
 
                             // Open rock gate and cast visual from nearby worldtrigger
-                            instance->HandleGameObject(instance->GetGuidData(GAMEOBJECT_CORBORUS_ROCKDOOR), true);
+                            instance->SetData(DATA_HANDLE_CORBORUS_ROCKDOOR, 0);
                             if (Creature* worldtrigger = me->FindNearestCreature(NPC_WORLDTRIGGER, 60.0f))
                                 worldtrigger->CastSpell(worldtrigger, SPELL_DOOR_BREAK, true);
 
                             // Make Corborus charge
-                            me->CastSpell(me, SPELL_RING_WYRM_CHARGE, true);
+                            DoCast(me, SPELL_RING_WYRM_CHARGE, true);
 
                             events.ScheduleEvent(EVENT_CORBORUS_KNOCKBACK, 1000);
                             break;
                         case EVENT_CORBORUS_KNOCKBACK:
                             // Spawn Twilight Documents (quest gameobject)
-                            if (Creature* Millhouse = ObjectAccessor::GetCreature(*me, instance->GetGuidData(DATA_MILLHOUSE_MANASTORM)))
+                            if (Creature* Millhouse = instance->GetCreature(DATA_MILLHOUSE_MANASTORM))
                                 Millhouse->CastSpell(Millhouse, SPELL_TWILIGHT_DOCUMENTS, true);
 
                             // Knockback Millhouse and other mobs
@@ -231,12 +233,14 @@ class boss_corborus : public CreatureScript
 
             void JustSummoned(Creature* summon) override
             {
-                if (summon->GetEntry() != NPC_TRASHING_CHARGE)
-                    return;
+                if (summon->GetEntry() == NPC_TRASHING_CHARGE)
+                {
+                    summon->SetReactState(REACT_PASSIVE);
+                    summon->CastSpell(summon, SPELL_TRASHING_CHARGE_EFFECT);
+                    summon->DespawnOrUnsummon(6000);
+                }
 
-                summon->SetReactState(REACT_PASSIVE);
-                summon->CastSpell(summon, SPELL_TRASHING_CHARGE_EFFECT);
-                summon->DespawnOrUnsummon(6000);
+                BossAI::JustSummoned(summon);
             }
 
         private:
@@ -269,7 +273,7 @@ class npc_rock_borer : public CreatureScript
             void IsSummonedBy(Unit* summoner) override
             {
                 me->SetInCombatState(false, summoner);
-                DoCast(SPELL_ROCK_BORER_EMERGE);
+                DoCast(me, SPELL_ROCK_BORER_EMERGE);
             }
 
             void UpdateAI(uint32 diff) override
@@ -291,7 +295,7 @@ class npc_rock_borer : public CreatureScript
                             me->SetReactState(REACT_AGGRESSIVE);
                             break;
                         case EVENT_ROCK_BORE:
-                            DoCast(SPELL_ROCK_BORE);
+                            DoCast(me, SPELL_ROCK_BORE);
                             events.ScheduleEvent(EVENT_ROCK_BORE, urand(15000, 20000)); // Need sniffs for this timer
                             break;
                         default:
diff --git a/src/server/scripts/Maelstrom/Stonecore/boss_high_priestess_azil.cpp b/src/server/scripts/Maelstrom/Stonecore/boss_high_priestess_azil.cpp
index 08d56f2fa50..c7fa900ff8b 100644
--- a/src/server/scripts/Maelstrom/Stonecore/boss_high_priestess_azil.cpp
+++ b/src/server/scripts/Maelstrom/Stonecore/boss_high_priestess_azil.cpp
@@ -92,7 +92,7 @@ enum Events
     // Phase 2: Fury of Earth
     EVENT_EARTH_FURY_FLY_UP,
     EVENT_EARTH_FURY_FLY_ABOVE_PLATFORM,
-    EVENT_EARTH_FURY_CHECK_SEAT0,
+    EVENT_EARTH_FURY_PREPARE_SHARD,
     EVENT_EARTH_FURY_LAUNCH_SHARD,
     EVENT_EARTH_FURY_FLY_DOWN,
     EVENT_START_ATTACK,
@@ -101,12 +101,6 @@ enum Events
     EVENT_SEISMIC_SHARD_MOUNT
 };
 
-enum EventGroups
-{
-    EVENT_GROUP_PHASE_ONE,
-    EVENT_GROUP_ADDS,
-};
-
 enum Points
 {
     POINT_NONE,
@@ -122,7 +116,6 @@ Position const GroundPos = { 1331.82f, 980.314f, 207.542f };
 Position const AbovePlatformPos = { 1336.21f, 960.813f, 215.0f };
 
 // TO-DO:
-// - Find out why NPCs summoned by boss are usually two times bigger than their normal size.
 // - Find more sniffs and script Force Grip spell (79351)
 
 class boss_high_priestess_azil : public CreatureScript
@@ -132,11 +125,7 @@ class boss_high_priestess_azil : public CreatureScript
 
         struct boss_high_priestess_azilAI : public BossAI
         {
-            boss_high_priestess_azilAI(Creature* creature) : BossAI(creature, DATA_HIGH_PRIESTESS_AZIL)
-            {
-                ASSERT(creature->GetVehicleKit());
-            }
-
+            boss_high_priestess_azilAI(Creature* creature) : BossAI(creature, DATA_HIGH_PRIESTESS_AZIL) { }
             void Reset() override
             {
                 _Reset();
@@ -146,9 +135,9 @@ class boss_high_priestess_azil : public CreatureScript
                 me->SetReactState(REACT_PASSIVE);
 
                 events.ScheduleEvent(EVENT_INTRO_MOVE, 2000);
-                events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, 6000, EVENT_GROUP_PHASE_ONE);
-                events.ScheduleEvent(EVENT_FORCE_GRIP, urand(8000,10000), EVENT_GROUP_PHASE_ONE);
-                events.ScheduleEvent(EVENT_SUMMON_GRAVITY_WELL, 16000, EVENT_GROUP_PHASE_ONE);
+                events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, 6000);
+                events.ScheduleEvent(EVENT_FORCE_GRIP, urand(8000,10000));
+                events.ScheduleEvent(EVENT_SUMMON_GRAVITY_WELL, 16000);
                 events.ScheduleEvent(EVENT_ENERGY_SHIELD, urand(35000,36000));
                 events.ScheduleEvent(EVENT_SUMMON_WAVE_SOUTH, 0);
                 events.ScheduleEvent(EVENT_SUMMON_WAVE_WEST, 40000);
@@ -158,32 +147,16 @@ class boss_high_priestess_azil : public CreatureScript
             {
                 _EnterCombat();
 
-                DoCast(SPELL_ENERGY_SHIELD);
+                DoCast(me, SPELL_ENERGY_SHIELD);
                 Talk(SAY_AGGRO);
             }
 
             void JustDied(Unit* /*killer*/) override
             {
-                Talk(SAY_DEATH);
-            }
-
-            /*
-            void PassengerBoarded(Unit* who, int8 seatId, bool apply) override
-            {
-                if (!apply || who->GetEntry() != NPC_SEISMIC_SHARD)
-                    return;
+                _JustDied();
 
-                Movement::MoveSplineInit init(who);
-                init.DisableTransportPathTransformations();
-                if (seatId == 0)
-                    init.MoveTo(12.13748f, 0.0f, 2.442475f);
-                else if (seatId == 1)
-                    init.MoveTo(12.13748f, 17.5f, 11.19248f);
-                else
-                    init.MoveTo(12.13748f, -17.5f, 11.19248f);
-                init.Launch();
+                Talk(SAY_DEATH);
             }
-            */
 
             void MovementInform(uint32 type, uint32 id) override
             {
@@ -195,6 +168,7 @@ class boss_high_priestess_azil : public CreatureScript
                     case POINT_INTRO_MOVE:
                         me->RemoveAurasDueToSpell(SPELL_ENERGY_SHIELD);
                         me->SetReactState(REACT_AGGRESSIVE);
+                        DoStartMovement(me->GetVictim());
                         break;
                     case POINT_FLY_UP:
                         me->SetCanFly(true);
@@ -203,21 +177,22 @@ class boss_high_priestess_azil : public CreatureScript
                         break;
                     case POINT_ABOVE_PLATFORM:
                         me->SetFacingTo(5.218534f);
-                        DoCast(SPELL_EARTH_FURY_CASTING_VISUAL);
-                        DoCast(SPELL_SEISMIC_SHARD_SUMMON_1);
-                        DoCast(SPELL_SEISMIC_SHARD_SUMMON_2);
-                        DoCast(SPELL_SEISMIC_SHARD_SUMMON_3);
-                        events.ScheduleEvent(EVENT_EARTH_FURY_CHECK_SEAT0, 6700);
+                        DoCast(me, SPELL_EARTH_FURY_CASTING_VISUAL);
+                        DoCast(me, SPELL_SEISMIC_SHARD_SUMMON_1);
+                        DoCast(me, SPELL_SEISMIC_SHARD_SUMMON_2);
+                        DoCast(me, SPELL_SEISMIC_SHARD_SUMMON_3);
+                        events.ScheduleEvent(EVENT_EARTH_FURY_PREPARE_SHARD, 6700);
                         break;
                     case POINT_GROUND:
-                        DoCast(SPELL_EJECT_ALL_PASSENGERS);
+                        DoCast(me, SPELL_EJECT_ALL_PASSENGERS);
                         me->SetCanFly(false);
                         me->SetDisableGravity(false);
                         me->SetReactState(REACT_AGGRESSIVE);
+                        DoStartMovement(me->GetVictim());
                         // Find more sniffs to correct these timers, this was copied from Reset() void.
-                        events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, 6000, EVENT_GROUP_PHASE_ONE);
-                        events.ScheduleEvent(EVENT_FORCE_GRIP, urand(8000, 10000), EVENT_GROUP_PHASE_ONE);
-                        events.ScheduleEvent(EVENT_SUMMON_GRAVITY_WELL, 16000, EVENT_GROUP_PHASE_ONE);
+                        events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, 6000);
+                        events.ScheduleEvent(EVENT_FORCE_GRIP, urand(8000, 10000));
+                        events.ScheduleEvent(EVENT_SUMMON_GRAVITY_WELL, 16000);
                         break;
                     default:
                         break;
@@ -244,20 +219,20 @@ class boss_high_priestess_azil : public CreatureScript
                         case EVENT_CURSE_OF_BLOOD:
                             if (Unit* target = SelectTarget(SELECT_TARGET_RANDOM, 0, 100.0f, true))
                                 DoCast(target, SPELL_CURSE_OF_BLOOD);
-                            events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, urand(13000, 15000), EVENT_GROUP_PHASE_ONE);
+                            events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, urand(13000, 15000));
                             break;
                         case EVENT_FORCE_GRIP:
                             DoCastVictim(SPELL_FORCE_GRIP);
-                            events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, urand(13000, 15000), EVENT_GROUP_PHASE_ONE);
+                            events.ScheduleEvent(EVENT_CURSE_OF_BLOOD, urand(13000, 15000));
                             break;
                         case EVENT_SUMMON_GRAVITY_WELL:
                             if (Unit* target = SelectTarget(SELECT_TARGET_RANDOM, 0, 100.0f, true))
                                 DoCast(target, SPELL_SUMMON_GRAVITY_WELL);
-                            events.ScheduleEvent(EVENT_SUMMON_GRAVITY_WELL, urand(13000, 15000), EVENT_GROUP_PHASE_ONE);
+                            events.ScheduleEvent(EVENT_SUMMON_GRAVITY_WELL, urand(13000, 15000));
                             break;
                         case EVENT_ENERGY_SHIELD:
-                            events.CancelEventGroup(EVENT_GROUP_PHASE_ONE);
-                            DoCast(SPELL_EARTH_FURY_ENERGY_SHIELD);
+                            events.Reset();
+                            DoCast(me, SPELL_EARTH_FURY_ENERGY_SHIELD);
                             events.ScheduleEvent(EVENT_EARTH_FURY, 0);
                             break;
                         case EVENT_EARTH_FURY:
@@ -273,9 +248,8 @@ class boss_high_priestess_azil : public CreatureScript
                         case EVENT_EARTH_FURY_FLY_ABOVE_PLATFORM:
                             me->GetMotionMaster()->MovePoint(POINT_ABOVE_PLATFORM, AbovePlatformPos);
                             break;
-                        case EVENT_EARTH_FURY_CHECK_SEAT0:
-                            if (!me->GetVehicleKit()->GetPassenger(0))
-                                DoCast(SPELL_SEISMIC_SHARD_PREPARE);
+                        case EVENT_EARTH_FURY_PREPARE_SHARD:
+                            DoCast(me, SPELL_SEISMIC_SHARD_PREPARE);
                             events.ScheduleEvent(EVENT_EARTH_FURY_LAUNCH_SHARD, 1800);
                             break;
                         case EVENT_EARTH_FURY_LAUNCH_SHARD:
@@ -283,10 +257,10 @@ class boss_high_priestess_azil : public CreatureScript
                             {
                                 me->SetFacingToObject(target);
                                 DoCast(target, SPELL_SEISMIC_SHARD_TARGETING);
-                                DoCast(SPELL_SEISMIC_SHARD_LAUNCH);
+                                DoCast(me, SPELL_SEISMIC_SHARD_LAUNCH);
                                 countSeismicShard -= 1;
                             }
-                            events.ScheduleEvent(countSeismicShard > 0 ? EVENT_EARTH_FURY_CHECK_SEAT0 : EVENT_EARTH_FURY_FLY_DOWN, 4800);
+                            events.ScheduleEvent(countSeismicShard > 0 ? EVENT_EARTH_FURY_PREPARE_SHARD : EVENT_EARTH_FURY_FLY_DOWN, 4800);
                             break;
                         case EVENT_EARTH_FURY_FLY_DOWN:
                         {
@@ -369,8 +343,7 @@ public:
     {
         npc_gravity_wellAI(Creature* creature) : ScriptedAI(creature)
         {
-            me->SetReactState(REACT_PASSIVE);
-            DoCast(SPELL_GRAVITY_WELL_VISUAL);
+            DoCast(me, SPELL_GRAVITY_WELL_VISUAL);
             events.ScheduleEvent(EVENT_GRAVITY_WELL_AURA_DAMAGE, 3200);
             events.ScheduleEvent(EVENT_GRAVITY_WELL_AURA_PULL, 4500);
             if (!me->GetMap()->IsHeroic())
@@ -397,10 +370,10 @@ public:
                 {
                     case EVENT_GRAVITY_WELL_AURA_DAMAGE:
                         me->RemoveAurasDueToSpell(SPELL_GRAVITY_WELL_VISUAL);
-                        DoCast(SPELL_GRAVITY_WELL_AURA_DAMAGE);
+                        DoCast(me, SPELL_GRAVITY_WELL_AURA_DAMAGE);
                         break;
                     case EVENT_GRAVITY_WELL_AURA_PULL:
-                        DoCast(SPELL_GRAVITY_WELL_AURA_PULL);
+                        DoCast(me, SPELL_GRAVITY_WELL_AURA_PULL);
                         break;
                     default:
                         break;
@@ -430,8 +403,7 @@ public:
         {
             instance = creature->GetInstanceScript();
             me->SetDisableGravity(true);
-            me->SetReactState(REACT_PASSIVE);
-            DoCast(SPELL_SEISMIC_SHARD_VISUAL);
+            DoCast(me, SPELL_SEISMIC_SHARD_VISUAL);
 
             Movement::MoveSplineInit init(me);
             FillPath(me->GetPosition(), init.Path());
@@ -512,7 +484,7 @@ public:
         void HandleScript(SpellEffIndex /*effIndex*/)
         {
             Unit* caster = GetCaster();
-            for (uint8 i = 0; i < 3; i++)
+            for (int i = 0; i < 3; i++)
                 caster->CastSpell(caster, SPELL_SUMMON_ADD_SOUTH, true);
         }
 
@@ -548,7 +520,7 @@ public:
         void HandleScript(SpellEffIndex /*effIndex*/)
         {
             Unit* caster = GetCaster();
-            for (uint8 i = 0; i < 10; i++)
+            for (int i = 0; i < 10; i++)
                 caster->CastSpell(caster, SPELL_SUMMON_ADD_WEST, true);
         }
 
@@ -652,15 +624,6 @@ public:
 };
 
 // 79332 - Gravity Well (pull units within 10 yards)
-class PulledRecentlyCheck
-{
-public:
-    bool operator()(WorldObject* object) const
-    {
-        return (object->ToUnit() && object->ToUnit()->HasAura(SPELL_GRAVITY_WELL_PULL));
-    }
-};
-
 class spell_gravity_well_pull : public SpellScriptLoader
 {
 public:
@@ -675,15 +638,9 @@ public:
             GetSpell()->SetSpellValue(SPELLVALUE_RADIUS_MOD, int32(GetCaster()->GetObjectScale() * 10000 * 2 / 3));
         }
 
-        void FilterTargets(std::list<WorldObject*>& unitList)
-        {
-            unitList.remove_if(PulledRecentlyCheck());
-        }
-
         void Register() override
         {
             BeforeCast += SpellCastFn(spell_gravity_well_pull_SpellScript::SetRadiusMod);
-            OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_gravity_well_pull_SpellScript::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
         }
     };
 
@@ -693,34 +650,7 @@ public:
     }
 };
 
-// 86862 - Seismic Shard (forces target to cast 86863)
-class spell_seismic_shard_prepare : public SpellScriptLoader
-{
-public:
-    spell_seismic_shard_prepare() : SpellScriptLoader("spell_seismic_shard_prepare") { }
-
-    class spell_seismic_shard_prepare_SpellScript : public SpellScript
-    {
-        PrepareSpellScript(spell_seismic_shard_prepare_SpellScript);
-
-        void SetTarget(WorldObject*& target)
-        {
-            target = GetCaster()->FindNearestCreature(NPC_SEISMIC_SHARD, 50.0f);
-        }
-
-        void Register() override
-        {
-            OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_seismic_shard_prepare_SpellScript::SetTarget, EFFECT_0, TARGET_UNIT_NEARBY_ENTRY);
-        }
-    };
-
-    SpellScript* GetSpellScript() const override
-    {
-        return new spell_seismic_shard_prepare_SpellScript();
-    }
-};
-
-// 86863 - Seismic Shard (moves shard to seat 0)
+// 86863 - Seismic Shard (makes shard reenter Azil)
 class spell_seismic_shard_change_seat : public SpellScriptLoader
 {
 public:
@@ -730,23 +660,14 @@ public:
     {
         PrepareSpellScript(spell_seismic_shard_change_seat_SpellScript);
 
-        void SetTarget(WorldObject*& target)
-        {
-            if (InstanceScript* instance = GetCaster()->GetInstanceScript())
-                target = ObjectAccessor::GetCreature(*GetCaster(), instance->GetGuidData(DATA_HIGH_PRIESTESS_AZIL));
-        }
-
-        void ChangeSeat(SpellEffIndex /*effIndex*/)
+        void ExitVehicle()
         {
             GetCaster()->ExitVehicle();
-            if (GetHitUnit()->IsVehicle())
-                GetCaster()->EnterVehicle(GetHitUnit(), 0);
         }
 
         void Register() override
         {
-            OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_seismic_shard_change_seat_SpellScript::SetTarget, EFFECT_0, TARGET_UNIT_NEARBY_ENTRY);
-            OnEffectHitTarget += SpellEffectFn(spell_seismic_shard_change_seat_SpellScript::ChangeSeat, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
+            BeforeCast += SpellCastFn(spell_seismic_shard_change_seat_SpellScript::ExitVehicle);
         }
     };
 
@@ -800,7 +721,6 @@ void AddSC_boss_high_priestess_azil()
     new spell_gravity_well_damage_nearby();
     new spell_gravity_well_damage();
     new spell_gravity_well_pull();
-    new spell_seismic_shard_prepare();
     new spell_seismic_shard_change_seat();
     new spell_seismic_shard();
 }
diff --git a/src/server/scripts/Maelstrom/Stonecore/boss_ozruk.cpp b/src/server/scripts/Maelstrom/Stonecore/boss_ozruk.cpp
index 0b260de944a..b5448acb556 100644
--- a/src/server/scripts/Maelstrom/Stonecore/boss_ozruk.cpp
+++ b/src/server/scripts/Maelstrom/Stonecore/boss_ozruk.cpp
@@ -89,8 +89,6 @@ class boss_ozruk : public CreatureScript
                 events.ScheduleEvent(EVENT_ELEMENTIUM_BULWARK, 5000);
                 events.ScheduleEvent(EVENT_GROUND_SLAM, 10000);
                 events.ScheduleEvent(EVENT_ELEMENTIUM_SPIKE_SHIELD, 13000);
-
-                RemoveBouncerSpikes();
             }
 
             void EnterCombat(Unit* /*victim*/) override
@@ -102,12 +100,13 @@ class boss_ozruk : public CreatureScript
 
             void JustSummoned(Creature* summon) override
             {
-                if (summon->GetEntry() != NPC_RUPTURE_CONTROLLER)
-                    return;
+                if (summon->GetEntry() == NPC_RUPTURE_CONTROLLER)
+                {
+                    summon->CastSpell(summon, SPELL_RUPTURE, true);
+                    summon->DespawnOrUnsummon(10000);
+                }
 
-                summon->SetReactState(REACT_PASSIVE);
-                summon->CastSpell(summon, SPELL_RUPTURE, true);
-                summon->DespawnOrUnsummon(10000);
+                BossAI::JustSummoned(summon);
             }
 
             void DamageTaken(Unit* /*attacker*/, uint32 &damage) override
@@ -116,14 +115,14 @@ class boss_ozruk : public CreatureScript
                     return;
 
                 DoCast(me, SPELL_ENRAGE);
-                me->Say(SAY_ENRAGE);
+                Talk(SAY_ENRAGE);
             }
 
-            void JustDied(Unit* killer) override
+            void JustDied(Unit* /*killer*/) override
             {
-                me->Say(SAY_DEATH, killer); // receiver is the killer, sniff source!
+                _JustDied();
 
-                RemoveBouncerSpikes();
+                Talk(SAY_DEATH);
             }
 
             void UpdateAI(uint32 diff) override
@@ -133,7 +132,7 @@ class boss_ozruk : public CreatureScript
 
                 events.Update(diff);
 
-                if (me->HasUnitState(UNIT_STATE_CASTING) || me->HasAura(SPELL_ELEMENTIUM_SPIKE_SHIELD))
+                if (me->HasUnitState(UNIT_STATE_CASTING))
                     return;
 
                 while (uint32 eventId = events.ExecuteEvent())
@@ -156,7 +155,7 @@ class boss_ozruk : public CreatureScript
                             events.ScheduleEvent(EVENT_SHATTER, 10000);
                             break;
                         case EVENT_SHATTER:
-                            RemoveBouncerSpikes();
+                            summons.DespawnEntry(NPC_BOUNCER_SPIKE);
                             me->SetReactState(REACT_PASSIVE);
                             me->AttackStop();
                             DoCast(me, SPELL_SHATTER);
@@ -168,6 +167,7 @@ class boss_ozruk : public CreatureScript
                             break;
                         case EVENT_START_ATTACK:
                             me->SetReactState(REACT_AGGRESSIVE);
+                            DoStartMovement(me->GetVictim());
                             break;
                         default:
                             break;
@@ -176,18 +176,6 @@ class boss_ozruk : public CreatureScript
 
                 DoMeleeAttackIfReady();
             }
-
-            void RemoveBouncerSpikes()
-            {
-                Vehicle* vehicle = me->GetVehicleKit();
-                if (!vehicle)
-                    return;
-
-                for (uint8 i = 0; i < vehicle->GetAvailableSeatCount(); i++)
-                    if (Unit* passenger = vehicle->GetPassenger(i))
-                        if (Creature* creature = passenger->ToCreature())
-                            creature->RemoveFromWorld();
-            }
         };
 
         CreatureAI* GetAI(Creature* creature) const override
@@ -229,7 +217,6 @@ public:
             if (!rupture)
                 return;
 
-            rupture->SetReactState(REACT_PASSIVE);
             rupture->CastSpell(rupture, SPELL_RUPTURE_DAMAGE, true);
         }
 
diff --git a/src/server/scripts/Maelstrom/Stonecore/boss_slabhide.cpp b/src/server/scripts/Maelstrom/Stonecore/boss_slabhide.cpp
index c5f0718e240..0b5b3e153be 100644
--- a/src/server/scripts/Maelstrom/Stonecore/boss_slabhide.cpp
+++ b/src/server/scripts/Maelstrom/Stonecore/boss_slabhide.cpp
@@ -199,7 +199,7 @@ class boss_slabhide : public CreatureScript
                         events.ScheduleEvent(EVENT_STALACTITE, 400);
                         break;
                     case POINT_SLABHIDE_LAND:
-                        //DoCast(SPELL_COOLDOWN_5S); // unknown purpose
+                        //DoCast(me, SPELL_COOLDOWN_5S); // unknown purpose
                         events.ScheduleEvent(EVENT_ATTACK, 1200);
                         break;
                     default:
@@ -225,11 +225,12 @@ class boss_slabhide : public CreatureScript
                             instance->SetData(DATA_SLABHIDE_ROCK_WALL, false);
                             break;
                         case EVENT_LAVA_FISSURE:
-                            DoCast(SPELL_LAVA_FISSURE);
+                            if (Unit* target = SelectTarget(SELECT_TARGET_RANDOM, 0, 100.0f, true))
+                                DoCast(target, SPELL_LAVA_FISSURE);
                             events.ScheduleEvent(EVENT_LAVA_FISSURE, urand(6000, 8000));
                             break;
                         case EVENT_SAND_BLAST:
-                            DoCast(SPELL_SAND_BLAST);
+                            DoCast(me, SPELL_SAND_BLAST);
                             events.ScheduleEvent(EVENT_SAND_BLAST, urand(8000, 11000));
                             break;
                         case EVENT_AIR_PHASE:
@@ -248,7 +249,7 @@ class boss_slabhide : public CreatureScript
                             me->SetByteFlag(UNIT_FIELD_BYTES_1, 3, UNIT_BYTE1_FLAG_ALWAYS_STAND | UNIT_BYTE1_FLAG_HOVER);
                             me->SetHover(true);
 
-                            DoCast(SPELL_STALACTITE_SUMMON);
+                            DoCast(me, SPELL_STALACTITE_SUMMON);
 
                             events.ScheduleEvent(EVENT_LAND, 8000);
                             break;
@@ -267,7 +268,7 @@ class boss_slabhide : public CreatureScript
 
                             events.ScheduleEvent(EVENT_LAVA_FISSURE, urand(6000, 8000));
                             events.ScheduleEvent(EVENT_SAND_BLAST, urand(8000, 10000));
-                            DoCast(SPELL_CRYSTAL_STORM);
+                            DoCast(me, SPELL_CRYSTAL_STORM);
                             me->SetReactState(REACT_AGGRESSIVE);
                             break;
                         default:
@@ -315,8 +316,7 @@ public:
     {
         npc_lava_fissureAI(Creature* creature) : ScriptedAI(creature)
         {
-            me->SetReactState(REACT_PASSIVE);
-            me->CastSpell(me, SPELL_LAVA_FISSURE_CRACK, true);
+            DoCast(me, SPELL_LAVA_FISSURE_CRACK, true);
             events.ScheduleEvent(EVENT_LAVA_FISSURE_ERUPTION, 6000);
         }
 
@@ -330,7 +330,7 @@ public:
                 {
                     case EVENT_LAVA_FISSURE_ERUPTION:
                         me->RemoveAurasDueToSpell(SPELL_LAVA_FISSURE_CRACK);
-                        me->CastSpell(me, SPELL_LAVA_FISSURE_ERUPTION, true);
+                        DoCast(me, SPELL_LAVA_FISSURE_ERUPTION, true);
                         me->DespawnOrUnsummon(14000);
                         break;
                     default:
@@ -359,14 +359,16 @@ public:
     {
         npc_stalactite_triggerAI(Creature* creature) : ScriptedAI(creature)
         {
-            me->SetReactState(REACT_PASSIVE);
             me->SetDisableGravity(true);
-            me->CastSpell(me, SPELL_STALACTITE_SHADE, true);
+            DoCast(me, SPELL_STALACTITE_SHADE, true);
             events.ScheduleEvent(EVENT_STALACTITE_MISSLE, 5600);
         }
 
         void UpdateAI(uint32 diff) override
         {
+            if (events.Empty())
+                return;
+
             events.Update(diff);
 
             while (uint32 eventId = events.ExecuteEvent())
@@ -374,7 +376,7 @@ public:
                 switch (eventId)
                 {
                     case EVENT_STALACTITE_MISSLE:
-                        DoCast(SPELL_STALACTITE_MISSLE);
+                        DoCast(me, SPELL_STALACTITE_MISSLE);
                         me->DespawnOrUnsummon(11000);
                         break;
                     default:
@@ -394,15 +396,6 @@ public:
 };
 
 // 81035 - Stalactite (check if player is near to summon stalactite)
-class NotPlayerCheck
-{
-    public:
-        bool operator()(WorldObject* object) const
-        {
-            return (object->GetTypeId() != TYPEID_PLAYER);
-        }
-};
-
 class spell_s81035_stalactite : public SpellScriptLoader
 {
 public:
@@ -412,11 +405,6 @@ public:
     {
         PrepareSpellScript(spell_s81035_stalactite_SpellScript);
 
-        void FilterTargets(std::list<WorldObject*>& targets)
-        {
-            targets.remove_if(NotPlayerCheck());
-        }
-
         void SummonStalactiteTrigger()
         {
             Unit* caster = GetCaster();
@@ -425,7 +413,6 @@ public:
 
         void Register() override
         {
-            OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_s81035_stalactite_SpellScript::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
             OnHit += SpellHitFn(spell_s81035_stalactite_SpellScript::SummonStalactiteTrigger);
         }
     };
diff --git a/src/server/scripts/Maelstrom/Stonecore/instance_stonecore.cpp b/src/server/scripts/Maelstrom/Stonecore/instance_stonecore.cpp
index b2ac21a1edf..1e68c612616 100644
--- a/src/server/scripts/Maelstrom/Stonecore/instance_stonecore.cpp
+++ b/src/server/scripts/Maelstrom/Stonecore/instance_stonecore.cpp
@@ -34,6 +34,17 @@
 // TO-DO:
 // - Find out spell IDs for both Stonecore Teleporters (spellclick).
 
+ObjectData const creatureData[] =
+{
+    { NPC_MILLHOUSE_MANASTORM,    DATA_MILLHOUSE_MANASTORM },
+    { NPC_CORBORUS,               DATA_CORBORUS },
+    { NPC_SLABHIDE,               DATA_SLABHIDE },
+    { NPC_HIGH_PRIESTESS_AZIL,    DATA_HIGH_PRIESTESS_AZIL },
+    { NPC_STONECORE_TELEPORTER,   DATA_STONECORE_TELEPORTER },
+    { NPC_STONECORE_TELEPORTER_2, DATA_STONECORE_TELEPORTER_2 },
+    { 0, 0 } // END
+};
+
 class instance_stonecore : public InstanceMapScript
 {
     public:
@@ -45,6 +56,7 @@ class instance_stonecore : public InstanceMapScript
             {
                 SetHeaders(DataHeader);
                 SetBossNumber(MAX_ENCOUNTER);
+                LoadObjectData(creatureData, nullptr);
             }
 
             void OnGameObjectCreate(GameObject* go) override
@@ -67,27 +79,10 @@ class instance_stonecore : public InstanceMapScript
             {
                 switch (creature->GetEntry())
                 {
-                    case NPC_MILLHOUSE_MANASTORM:
-                        millhouseGUID = creature->GetGUID();
-                        break;
-                    case NPC_CORBORUS:
-                        corobrusGUID = creature->GetGUID();
-                        break;
-                    case NPC_SLABHIDE:
-                        slabhideGUID = creature->GetGUID();
-                        break;
-                    case NPC_HIGH_PRIESTESS_AZIL:
-                        highPriestessAzilGUID = creature->GetGUID();
-                        break;
                     case NPC_STONECORE_TELEPORTER:
                     case NPC_STONECORE_TELEPORTER_2:
-                        if (GetBossState(DATA_SLABHIDE) != DONE)
-                            stonecoreTeleporterGUID[creature->GetEntry() - NPC_STONECORE_TELEPORTER] = creature->GetGUID();
-                        else // If Slabhide is already dead, no need to store teleporter guids
-                        {
-                            creature->CastSpell(creature, SPELL_TELEPORTER_ACTIVE_VISUAL, true);
-                            creature->SetFlag(UNIT_NPC_FLAGS, UNIT_NPC_FLAG_SPELLCLICK);
-                        }
+                        if (GetBossState(DATA_SLABHIDE) == DONE)
+                            ActivateTeleporter(creature);
                         break;
                     default:
                         break;
@@ -95,7 +90,7 @@ class instance_stonecore : public InstanceMapScript
 
                 // Check if creature is part of Millhouse event
                 creature->SearchFormation();
-                if (CreatureGroup* group = creature->GetFormation()) // TO-DO: Fix formations
+                if (CreatureGroup* group = creature->GetFormation())
                 {
                     switch (group->GetId())
                     {
@@ -109,6 +104,8 @@ class instance_stonecore : public InstanceMapScript
                             break;
                     }
                 }
+
+                InstanceScript::OnCreatureCreate(creature);
             }
 
             bool SetBossState(uint32 type, EncounterState state) override
@@ -123,16 +120,9 @@ class instance_stonecore : public InstanceMapScript
                         // Activate teleporters
                         if (state == DONE)
                         {
-                            for (int8 i = 0; i < MAX_STONECORE_TELEPORTERS; i++)
-                            {
-                                if (Creature* teleporter = instance->GetCreature(stonecoreTeleporterGUID[i]))
-                                {
-                                    teleporter->CastSpell(teleporter, SPELL_TELEPORTER_ACTIVE_VISUAL, true);
-                                    teleporter->SetFlag(UNIT_NPC_FLAGS, UNIT_NPC_FLAG_SPELLCLICK);
-                                }
-                            }
+                            ActivateTeleporter(GetCreature(DATA_STONECORE_TELEPORTER));
+                            ActivateTeleporter(GetCreature(DATA_STONECORE_TELEPORTER_2));
                         }
-
                         break;
                     default:
                         break;
@@ -158,6 +148,9 @@ class instance_stonecore : public InstanceMapScript
             {
                 switch (type)
                 {
+                    case DATA_HANDLE_CORBORUS_ROCKDOOR:
+                        HandleGameObject(corborusRockDoorGUID, true);
+                        break;
                     case DATA_MILLHOUSE_EVENT_FACE:
                         MillhouseEvent_Face();
                         break;
@@ -179,35 +172,11 @@ class instance_stonecore : public InstanceMapScript
                 }
             }
 
-            ObjectGuid GetGuidData(uint32 type) const override
-            {
-                switch (type)
-                {
-                    case DATA_MILLHOUSE_MANASTORM:
-                        return millhouseGUID;
-                    case GAMEOBJECT_CORBORUS_ROCKDOOR:
-                        return corborusRockDoorGUID;
-                    case DATA_CORBORUS:
-                        return corobrusGUID;
-                    case DATA_SLABHIDE:
-                        return slabhideGUID;
-                    case DATA_HIGH_PRIESTESS_AZIL:
-                        return highPriestessAzilGUID;
-                    case NPC_STONECORE_TELEPORTER:
-                    case NPC_STONECORE_TELEPORTER_2:
-                        return stonecoreTeleporterGUID[type - NPC_STONECORE_TELEPORTER];
-                    default:
-                        break;
-                }
-
-                return ObjectGuid::Empty;
-            }
-
         private:
             // Face Millhouse and other nearby mobs to Corborus
             void MillhouseEvent_Face()
             {
-                if (Creature* Millhouse = instance->GetCreature(millhouseGUID))
+                if (Creature* Millhouse = GetCreature(DATA_MILLHOUSE_MANASTORM))
                     Millhouse->SetFacingTo(1.570796f);
                 for (GuidVector::const_iterator i = millhouseLastGroupGUIDs.begin(); i != millhouseLastGroupGUIDs.end(); ++i)
                     if (Creature* creature = instance->GetCreature(*i))
@@ -217,7 +186,7 @@ class instance_stonecore : public InstanceMapScript
             // Knock back Millhouse and other mobs
             void MillhouseEvent_Knockback()
             {
-                if (Creature* Millhouse = instance->GetCreature(millhouseGUID))
+                if (Creature* Millhouse = GetCreature(DATA_MILLHOUSE_MANASTORM))
                     Millhouse->CastSpell(Millhouse, SPELL_RING_WYRM_KNOCKBACK, true);
                 for (GuidVector::const_iterator itr = millhouseLastGroupGUIDs.begin(); itr != millhouseLastGroupGUIDs.end(); ++itr)
                     if (Creature* creature = instance->GetCreature(*itr))
@@ -227,7 +196,7 @@ class instance_stonecore : public InstanceMapScript
             // Despawn all mobs
             void MillhouseEvent_Despawn()
             {
-                if (Creature* Millhouse = instance->GetCreature(millhouseGUID))
+                if (Creature* Millhouse = GetCreature(DATA_MILLHOUSE_MANASTORM))
                     Millhouse->DespawnOrUnsummon(3000);
                 for (GuidVector::const_iterator itr = millhouseTrashGUIDs.begin(); itr != millhouseTrashGUIDs.end(); ++itr)
                     if (Creature* creature = instance->GetCreature(*itr))
@@ -237,14 +206,18 @@ class instance_stonecore : public InstanceMapScript
                         creature->DespawnOrUnsummon(3000);
             }
 
-            ObjectGuid millhouseGUID;
+            void ActivateTeleporter(Creature* teleporter)
+            {
+                if (!teleporter)
+                    return;
+
+                teleporter->CastSpell(teleporter, SPELL_TELEPORTER_ACTIVE_VISUAL, true);
+                teleporter->SetFlag(UNIT_NPC_FLAGS, UNIT_NPC_FLAG_SPELLCLICK);
+            }
+
             GuidVector millhouseTrashGUIDs;
             GuidVector millhouseLastGroupGUIDs;
             ObjectGuid corborusRockDoorGUID;
-            ObjectGuid corobrusGUID;
-            ObjectGuid slabhideGUID;
-            ObjectGuid highPriestessAzilGUID;
-            ObjectGuid stonecoreTeleporterGUID[2];
             GuidVector slabhideRockWallGUIDs;
 
             EncounterState slabhideIntro;
diff --git a/src/server/scripts/Maelstrom/Stonecore/stonecore.cpp b/src/server/scripts/Maelstrom/Stonecore/stonecore.cpp
index abfb82284d3..3500290c358 100644
--- a/src/server/scripts/Maelstrom/Stonecore/stonecore.cpp
+++ b/src/server/scripts/Maelstrom/Stonecore/stonecore.cpp
@@ -30,11 +30,6 @@ enum Texts
     SAY_MILLHOUSE_EVENT_2           = 1,
 };
 
-enum NPCs
-{
-    NPC_GENERIC_TRIGGER_LAB               = 40350,
-};
-
 enum Spells
 {
     // Millhouse Manastorm
@@ -96,6 +91,9 @@ Position const MillhousePointGroup2 = { 977.3045f, 895.2347f, 306.3298f };
 Position const MillhousePointGroup3 = { 1049.823f, 871.4349f, 295.006f };
 Position const MillhousePointGroup4 = { 1149.04f, 884.431f, 284.9406f };
 
+// TO-DO:
+// - Millhouse Manastorm should face and cast SPELL_TIGULE_AND_FORORS_SPECIAL_BLEND, but he won't. :(
+
 // 43391 - Millhouse Manastorm
 class npc_sc_millhouse_manastorm : public CreatureScript
 {
@@ -175,27 +173,28 @@ class npc_sc_millhouse_manastorm : public CreatureScript
                 me->CombatStop(true);
                 me->DeleteThreatList();
 
-                me->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_IN_COMBAT);
-                me->SetReactState(REACT_AGGRESSIVE);
-
                 switch (pointId)
                 {
                     case POINT_MILLHOUSE_GROUP_2:
-                        if (Creature* worldtrigger = me->FindNearestCreature(NPC_WORLDTRIGGER, 150.0f))
-                            me->SetFacingToObject(worldtrigger); // o: 5.497359f (sniff data)
-                        me->CastSpell(me, SPELL_ANCHOR_HERE, true);
-                        me->AddAura(SPELL_TIGULE_AND_FORORS_SPECIAL_BLEND, me);
+                        me->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_IN_COMBAT);
+                        me->SetReactState(REACT_AGGRESSIVE);
+                        if (Creature* worldtrigger = me->FindNearestCreature(NPC_WORLDTRIGGER, 200.0f))
+                            me->SetFacingToObject(worldtrigger);
+                        DoCast(me, SPELL_ANCHOR_HERE);
+                        DoCast(me, SPELL_TIGULE_AND_FORORS_SPECIAL_BLEND);
                         events.ScheduleEvent(EVENT_READY_FOR_COMBAT, 10000);
                         break;
                     case POINT_MILLHOUSE_GROUP_3:
+                        me->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_IN_COMBAT);
+                        me->SetReactState(REACT_AGGRESSIVE);
                         me->SetFacingTo(5.931499f);
-                        me->CastSpell(me, SPELL_ANCHOR_HERE, true);
-                        me->AddAura(SPELL_TIGULE_AND_FORORS_SPECIAL_BLEND, me);
+                        DoCast(me, SPELL_ANCHOR_HERE);
+                        DoCast(me, SPELL_TIGULE_AND_FORORS_SPECIAL_BLEND);
                         events.ScheduleEvent(EVENT_READY_FOR_COMBAT, 10000);
                         break;
                     case POINT_MILLHOUSE_GROUP_4:
                         me->SetFacingTo(3.455752f);
-                        me->CastSpell(me, SPELL_ANCHOR_HERE, true);
+                        DoCast(me, SPELL_ANCHOR_HERE);
                         Talk(SAY_MILLHOUSE_EVENT_2);
                         events.ScheduleEvent(EVENT_CAST_IMPENDING_DOOM, 1000);
                         break;
@@ -206,14 +205,14 @@ class npc_sc_millhouse_manastorm : public CreatureScript
 
             void UpdateAI(uint32 diff) override
             {
-                // Only update events if Millhouse is aggressive
-                if (me->GetReactState() != REACT_AGGRESSIVE)
+                // Do not update events if Millhouse is aggressive and has no combat.
+                if (!UpdateVictim() && me->GetReactState() == REACT_AGGRESSIVE)
                     return;
 
                 events.Update(diff);
 
                 // Impending Doom is exception because it needs to be interrupted.
-                if (me->HasUnitState(UNIT_STATE_CASTING) && me->GetCurrentSpell(CURRENT_GENERIC_SPELL)->GetSpellInfo()->Id != SPELL_IMPENDING_DOOM_CHANNEL)
+                if (me->HasUnitState(UNIT_STATE_CASTING) && !me->FindCurrentSpellBySpellId(SPELL_IMPENDING_DOOM))
                     return;
 
                 while (uint32 eventId = events.ExecuteEvent())
@@ -221,7 +220,7 @@ class npc_sc_millhouse_manastorm : public CreatureScript
                     switch (eventId)
                     {
                         case EVENT_FROSTBOLT_VOLLEY:
-                            DoCast(SPELL_FROSTBOLT_VOLLEY);
+                            DoCastAOE(SPELL_FROSTBOLT_VOLLEY);
                             events.ScheduleEvent(EVENT_FROSTBOLT_VOLLEY, 7000);
                             break;
                         case EVENT_SHADOWFURY:
@@ -240,8 +239,8 @@ class npc_sc_millhouse_manastorm : public CreatureScript
                             ScheduleEvents();
                             break;
                         case EVENT_CAST_IMPENDING_DOOM:
-                            DoCast(SPELL_IMPENDING_DOOM);
-                            DoCast(SPELL_IMPENDING_DOOM_CHANNEL);
+                            DoCast(me, SPELL_IMPENDING_DOOM);
+                            DoCast(me, SPELL_IMPENDING_DOOM_CHANNEL);
                             events.ScheduleEvent(EVENT_INTERRUPT_IMPENDING_DOOM, urand(15000,20000));
                             break;
                         case EVENT_INTERRUPT_IMPENDING_DOOM:
@@ -341,11 +340,6 @@ class spell_sc_twilight_documents : public SpellScriptLoader
                 return true;
             }
 
-            void SetTarget(WorldObject*& target)
-            {
-                target = GetCaster()->FindNearestCreature(NPC_GENERIC_TRIGGER_LAB, 100.0f);
-            }
-
             void SpawnGameObject(SpellEffIndex /*effIndex*/)
             {
                 if (WorldLocation* loc = GetHitDest())
@@ -354,7 +348,6 @@ class spell_sc_twilight_documents : public SpellScriptLoader
 
             void Register() override
             {
-                OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_sc_twilight_documents_SpellScript::SetTarget, EFFECT_0, TARGET_DEST_NEARBY_ENTRY);
                 OnEffectHit += SpellEffectFn(spell_sc_twilight_documents_SpellScript::SpawnGameObject, EFFECT_0, SPELL_EFFECT_DUMMY);
             }
         };
@@ -372,7 +365,7 @@ class JumpCheck
         bool operator()(WorldObject* object) const
         {
             Player* player = object->ToPlayer();
-            return (player && player->HasUnitState(UNIT_STATE_JUMPING));
+            return (player && (player->IsFalling() || player->HasUnitState(UNIT_STATE_JUMPING)));
         }
 };
 
@@ -410,7 +403,7 @@ public:
     bool OnTrigger(Player* player, AreaTriggerEntry const* /*areaTrigger*/) override
     {
         if (InstanceScript* instance = player->GetInstanceScript())
-            if (Creature* corborus = ObjectAccessor::GetCreature(*player, instance->GetGuidData(DATA_CORBORUS)))
+            if (Creature* corborus = instance->GetCreature(DATA_CORBORUS))
                 corborus->AI()->DoAction(ACTION_CORBORUS_INTRO);
         return true;
     }
@@ -424,7 +417,7 @@ public:
     bool OnTrigger(Player* player, AreaTriggerEntry const* /*areaTrigger*/) override
     {
         if (InstanceScript* instance = player->GetInstanceScript())
-            if (Creature* slabhide = ObjectAccessor::GetCreature(*player, instance->GetGuidData(DATA_SLABHIDE)))
+            if (Creature* slabhide = instance->GetCreature(DATA_SLABHIDE))
                 slabhide->AI()->DoAction(ACTION_SLABHIDE_INTRO);
         return true;
     }
diff --git a/src/server/scripts/Maelstrom/Stonecore/stonecore.h b/src/server/scripts/Maelstrom/Stonecore/stonecore.h
index 98a9878e0d3..a13a0efad58 100644
--- a/src/server/scripts/Maelstrom/Stonecore/stonecore.h
+++ b/src/server/scripts/Maelstrom/Stonecore/stonecore.h
@@ -32,11 +32,16 @@ enum DataTypes
     // Additional Data
     DATA_MILLHOUSE_MANASTORM,
     DATA_MILLHOUSE_EVENT_FACE,
+    DATA_HANDLE_CORBORUS_ROCKDOOR,
     DATA_MILLHOUSE_EVENT_KNOCKBACK,
     DATA_MILLHOUSE_EVENT_DESPAWN,
 
     DATA_SLABHIDE_INTRO,
     DATA_SLABHIDE_ROCK_WALL,
+
+    // Teleporters
+    DATA_STONECORE_TELEPORTER,
+    DATA_STONECORE_TELEPORTER_2,
 };
 
 enum Misc