diff --git a/data/sql/updates/db_world/2025_08_27_02.sql b/data/sql/updates/db_world/2025_08_27_02.sql
new file mode 100644
index 000000000..ee7d79294
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_27_02.sql
@@ -0,0 +1,14 @@
+-- DB update 2025_08_27_01 -> 2025_08_27_02
+--
+UPDATE `creature_template` SET `ScriptName` = '', `AIName` = 'SmartAI' WHERE (`entry` = 16143);
+
+DELETE FROM `smart_scripts` WHERE (`entryorguid` = 16143) AND (`source_type` = 0);
+INSERT INTO `smart_scripts` (`entryorguid`, `source_type`, `id`, `link`, `event_type`, `event_phase_mask`, `event_chance`, `event_flags`, `event_param1`, `event_param2`, `event_param3`, `event_param4`, `event_param5`, `event_param6`, `action_type`, `action_param1`, `action_param2`, `action_param3`, `action_param4`, `action_param5`, `action_param6`, `target_type`, `target_param1`, `target_param2`, `target_param3`, `target_param4`, `target_x`, `target_y`, `target_z`, `target_o`, `comment`) VALUES
+(16143, 0, 0, 1, 54, 0, 100, 0, 0, 0, 0, 0, 0, 0, 1, 0, 5000, 1, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - On Just Summoned - Say Line 0'),
+(16143, 0, 1, 2, 61, 0, 100, 0, 0, 0, 0, 0, 0, 0, 11, 10389, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - On Just Summoned - Cast \'Spawn Smoke\''),
+(16143, 0, 2, 0, 61, 0, 100, 0, 0, 0, 0, 0, 0, 0, 18, 256, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - On Just Summoned - Set Flags Immune To Players'),
+(16143, 0, 3, 0, 52, 0, 100, 0, 0, 0, 0, 0, 0, 0, 19, 256, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - On Text 0 Over - Remove Flags Immune To Players'),
+(16143, 0, 4, 0, 6, 0, 100, 0, 0, 0, 0, 0, 0, 0, 11, 28056, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - On Just Died - Cast \'Zap Crystal Corpse\''),
+(16143, 0, 5, 0, 8, 0, 100, 0, 17680, 0, 0, 0, 0, 0, 41, 3000, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - On Spellhit \'Spirit Spawn-out\' - Despawn In 3000 ms'),
+(16143, 0, 6, 0, 0, 0, 100, 0, 2000, 2000, 6500, 13000, 0, 0, 11, 16568, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - In Combat - Cast \'Mind Flay\''),
+(16143, 0, 7, 0, 0, 0, 100, 0, 2000, 2000, 14500, 14500, 0, 0, 11, 12542, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 'Shadow of Doom - In Combat - Cast \'Fear\'');
diff --git a/data/sql/updates/db_world/2025_08_28_00.sql b/data/sql/updates/db_world/2025_08_28_00.sql
new file mode 100644
index 000000000..befc80e5b
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_28_00.sql
@@ -0,0 +1,2 @@
+-- DB update 2025_08_27_02 -> 2025_08_28_00
+UPDATE `creature_template` SET `flags_extra` = `flags_extra` | 1 WHERE `entry` = 28194;
diff --git a/data/sql/updates/db_world/2025_08_29_00.sql b/data/sql/updates/db_world/2025_08_29_00.sql
new file mode 100644
index 000000000..0d320af88
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_29_00.sql
@@ -0,0 +1,43 @@
+-- DB update 2025_08_28_00 -> 2025_08_29_00
+-- Necrotic Runes
+DELETE FROM `creature_loot_template` WHERE `Item` = 22484;
+INSERT INTO `creature_loot_template` (`Entry`, `Item`, `Reference`, `Chance`, `QuestRequired`, `LootMode`, `GroupId`, `MinCount`, `MaxCount`, `Comment`) VALUES
+(14697, 22484, 0, 100, 0, 1, 0, 2, 3, 'Lumbering Horror - Necrotic Rune'),
+(16379, 22484, 0, 100, 0, 1, 0, 2, 3, 'Spirit of the Damned - Necrotic Rune'),
+(16380, 22484, 0, 100, 0, 1, 0, 2, 3, 'Bone Witch - Necrotic Rune'),
+(16143, 22484, 0, 100, 0, 1, 0, 30, 30, 'Shadow of Doom - Necrotic Rune'),
+(16141, 22484, 0, 33.33, 0, 1, 0, 1, 1, 'Ghoul Berserker - Necrotic Rune'),
+(16298, 22484, 0, 33.33, 0, 1, 0, 1, 1, 'Spectral Soldier - Necrotic Rune'),
+(16299, 22484, 0, 33.33, 0, 1, 0, 1, 1, 'Skeletal Shocktrooper - Necrotic Rune'),
+(16383, 22484, 0, 33.33, 0, 1, 0, 1, 1, 'Flameshocker - Necrotic Rune');
+
+-- Sealed Research Report items
+DELETE FROM `creature_loot_template` WHERE `Item` IN (22970, 22972, 22973, 22974, 22975, 22977);
+INSERT INTO `creature_loot_template` (`Entry`, `Item`, `Reference`, `Chance`, `QuestRequired`, `LootMode`, `GroupId`, `MinCount`, `MaxCount`, `Comment`) VALUES
+(16141, 22970, 0, 2, 0, 1, 1, 1, 1, 'Ghoul Berserker - A Bloodstained Envelope'),
+(16141, 22972, 0, 2, 0, 1, 1, 1, 1, 'Ghoul Berserker - A Careworn Note'),
+(16141, 22973, 0, 2, 0, 1, 1, 1, 1, 'Ghoul Berserker - A Crumpled Missive'),
+(16141, 22974, 0, 2, 0, 1, 1, 1, 1, 'Ghoul Berserker - A Ragged Page'),
+(16141, 22975, 0, 2, 0, 1, 1, 1, 1, 'Ghoul Berserker - A Smudged Document'),
+(16141, 22977, 0, 2, 0, 1, 1, 1, 1, 'Ghoul Berserker - A Torn Letter'),
+(16298, 22970, 0, 2, 0, 1, 1, 1, 1, 'Spectral Soldier - A Bloodstained Envelope'),
+(16298, 22972, 0, 2, 0, 1, 1, 1, 1, 'Spectral Soldier - A Careworn Note'),
+(16298, 22973, 0, 2, 0, 1, 1, 1, 1, 'Spectral Soldier - A Crumpled Missive'),
+(16298, 22974, 0, 2, 0, 1, 1, 1, 1, 'Spectral Soldier - A Ragged Page'),
+(16298, 22975, 0, 2, 0, 1, 1, 1, 1, 'Spectral Soldier - A Smudged Document'),
+(16298, 22977, 0, 2, 0, 1, 1, 1, 1, 'Spectral Soldier - A Torn Letter'),
+(16299, 22970, 0, 2, 0, 1, 1, 1, 1, 'Skeletal Shocktrooper - A Bloodstained Envelope'),
+(16299, 22972, 0, 2, 0, 1, 1, 1, 1, 'Skeletal Shocktrooper - A Careworn Note'),
+(16299, 22973, 0, 2, 0, 1, 1, 1, 1, 'Skeletal Shocktrooper - A Crumpled Missive'),
+(16299, 22974, 0, 2, 0, 1, 1, 1, 1, 'Skeletal Shocktrooper - A Ragged Page'),
+(16299, 22975, 0, 2, 0, 1, 1, 1, 1, 'Skeletal Shocktrooper - A Smudged Document'),
+(16299, 22977, 0, 2, 0, 1, 1, 1, 1, 'Skeletal Shocktrooper - A Torn Letter'),
+(16383, 22970, 0, 2, 0, 1, 1, 1, 1, 'Flameshocker - A Bloodstained Envelope'),
+(16383, 22972, 0, 2, 0, 1, 1, 1, 1, 'Flameshocker - A Careworn Note'),
+(16383, 22973, 0, 2, 0, 1, 1, 1, 1, 'Flameshocker - A Crumpled Missive'),
+(16383, 22974, 0, 2, 0, 1, 1, 1, 1, 'Flameshocker - A Ragged Page'),
+(16383, 22975, 0, 2, 0, 1, 1, 1, 1, 'Flameshocker - A Smudged Document'),
+(16383, 22977, 0, 2, 0, 1, 1, 1, 1, 'Flameshocker - A Torn Letter');
+
+-- Dim Necrotic Stone
+UPDATE `creature_loot_template` SET `Chance` = 25 WHERE `Item` = 22892;
diff --git a/data/sql/updates/db_world/2025_08_29_01.sql b/data/sql/updates/db_world/2025_08_29_01.sql
new file mode 100644
index 000000000..0abfb0727
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_29_01.sql
@@ -0,0 +1,4 @@
+-- DB update 2025_08_29_00 -> 2025_08_29_01
+DELETE FROM `smart_scripts` WHERE (`entryorguid` = 202) AND (`source_type` = 0) AND (`id` IN (0));
+INSERT INTO `smart_scripts` (`entryorguid`, `source_type`, `id`, `link`, `event_type`, `event_phase_mask`, `event_chance`, `event_flags`, `event_param1`, `event_param2`, `event_param3`, `event_param4`, `event_param5`, `event_param6`, `action_type`, `action_param1`, `action_param2`, `action_param3`, `action_param4`, `action_param5`, `action_param6`, `target_type`, `target_param1`, `target_param2`, `target_param3`, `target_param4`, `target_x`, `target_y`, `target_z`, `target_o`, `comment`) VALUES
+(202, 0, 0, 0, 101, 0, 100, 0, 2, 5, 5000, 9000, 13000, 0, 11, 7399, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 'Skeletal Horror - On 2 or More Players in Range - Cast \'Terrify\'');
diff --git a/data/sql/updates/db_world/2025_08_30_00.sql b/data/sql/updates/db_world/2025_08_30_00.sql
new file mode 100644
index 000000000..884506500
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_30_00.sql
@@ -0,0 +1,2 @@
+-- DB update 2025_08_29_01 -> 2025_08_30_00
+UPDATE `creature` SET `spawntimesecs` = 604800 WHERE `id1` = 28194;
diff --git a/data/sql/updates/db_world/2025_08_30_01.sql b/data/sql/updates/db_world/2025_08_30_01.sql
new file mode 100644
index 000000000..184fa73ce
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_30_01.sql
@@ -0,0 +1,6 @@
+-- DB update 2025_08_30_00 -> 2025_08_30_01
+-- Update creature 'Tahu Sagewind' with sniffed values
+-- new spawns
+DELETE FROM `creature` WHERE (`id1` IN (34528)) AND (`guid` IN (37));
+INSERT INTO `creature` (`guid`, `id1`, `map`, `spawnMask`, `phaseMask`, `equipment_id`, `position_x`, `position_y`, `position_z`, `orientation`, `spawntimesecs`, `wander_distance`, `MovementType`, `npcflag`, `unit_flags`, `dynamicflags`, `ScriptName`, `VerifiedBuild`, `CreateObject`, `Comment`) VALUES
+(37, 34528, 1, 1, 1, 0, -1047.1771240234375, -287.98785400390625, 159.113677978515625, 2.728425025939941406, 120, 0, 0, 0, 0, 0, "", 45435, 1, NULL);
diff --git a/data/sql/updates/db_world/2025_08_30_02.sql b/data/sql/updates/db_world/2025_08_30_02.sql
new file mode 100644
index 000000000..89b84f42c
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_30_02.sql
@@ -0,0 +1,13 @@
+-- DB update 2025_08_30_01 -> 2025_08_30_02
+-- Update gameobject 'Mag'har Rug' with sniffed values
+-- updated spawns
+DELETE FROM `gameobject` WHERE (`id` IN (182257)) AND (`guid` IN (22684, 22685, 22686));
+INSERT INTO `gameobject` (`guid`, `id`, `map`, `zoneId`, `areaId`, `spawnMask`, `phaseMask`, `position_x`, `position_y`, `position_z`, `orientation`, `rotation0`, `rotation1`, `rotation2`, `rotation3`, `spawntimesecs`, `animprogress`, `state`, `ScriptName`, `VerifiedBuild`, `Comment`) VALUES
+(22684, 182257, 530, 0, 0, 1, 1, -1235.0460205078125, 7247.54248046875, 57.33856201171875, 4.97418975830078125, 0, 0, -0.60876083374023437, 0.793353796005249023, 120, 255, 1, "", 45704, NULL),
+(22685, 182257, 530, 0, 0, 1, 1, -1242.7056884765625, 7246.685546875, 57.29010009765625, 4.97418975830078125, 0, 0, -0.60876083374023437, 0.793353796005249023, 120, 255, 1, "", 45704, NULL),
+(22686, 182257, 530, 0, 0, 1, 1, -1238.972412109375, 7247.02001953125, 57.3078765869140625, 4.97418975830078125, 0, 0, -0.60876083374023437, 0.793353796005249023, 120, 255, 1, "", 45704, NULL);
+
+-- new spawns
+DELETE FROM `gameobject` WHERE (`id` IN (182257)) AND (`guid` IN (38));
+INSERT INTO `gameobject` (`guid`, `id`, `map`, `zoneId`, `areaId`, `spawnMask`, `phaseMask`, `position_x`, `position_y`, `position_z`, `orientation`, `rotation0`, `rotation1`, `rotation2`, `rotation3`, `spawntimesecs`, `animprogress`, `state`, `ScriptName`, `VerifiedBuild`, `Comment`) VALUES
+(38, 182257, 1, 0, 0, 1, 1, -1049.82470703125, -286.196197509765625, 159.0303497314453125, 2.548179388046264648, 0, 0, 0.956304550170898437, 0.292372345924377441, 120, 255, 1, "", 45435, NULL);
diff --git a/data/sql/updates/db_world/2025_08_30_03.sql b/data/sql/updates/db_world/2025_08_30_03.sql
new file mode 100644
index 000000000..c2927a889
--- /dev/null
+++ b/data/sql/updates/db_world/2025_08_30_03.sql
@@ -0,0 +1,12 @@
+-- DB update 2025_08_30_02 -> 2025_08_30_03
+-- Update gameobject 'Stranglekelp Sack' with sniffed values
+-- updated spawns
+DELETE FROM `gameobject` WHERE (`id` IN (185004)) AND (`guid` IN (25928));
+INSERT INTO `gameobject` (`guid`, `id`, `map`, `zoneId`, `areaId`, `spawnMask`, `phaseMask`, `position_x`, `position_y`, `position_z`, `orientation`, `rotation0`, `rotation1`, `rotation2`, `rotation3`, `spawntimesecs`, `animprogress`, `state`, `ScriptName`, `VerifiedBuild`, `Comment`) VALUES
+(25928, 185004, 530, 0, 0, 1, 1, 728.25927734375, 6844.61083984375, -66.3580474853515625, 4.433136463165283203, 0, 0, -0.79863548278808593, 0.60181504487991333, 120, 255, 1, "", 45942, NULL);
+
+-- new spawns
+DELETE FROM `gameobject` WHERE (`id` IN (185004)) AND (`guid` IN (84, 85));
+INSERT INTO `gameobject` (`guid`, `id`, `map`, `zoneId`, `areaId`, `spawnMask`, `phaseMask`, `position_x`, `position_y`, `position_z`, `orientation`, `rotation0`, `rotation1`, `rotation2`, `rotation3`, `spawntimesecs`, `animprogress`, `state`, `ScriptName`, `VerifiedBuild`, `Comment`) VALUES
+(84, 185004, 1, 0, 0, 1, 1, -1049.5347900390625, -290.34722900390625, 159.0303497314453125, 0.209439441561698913, 0, 0, 0.104528427124023437, 0.994521915912628173, 120, 255, 1, "", 45435, NULL),
+(85, 185004, 1, 0, 0, 1, 1, -1050.2257080078125, -290.552093505859375, 159.0303497314453125, 2.495818138122558593, 0, 0, 0.948323249816894531, 0.317305892705917358, 120, 255, 1, "", 45435, NULL);
diff --git a/src/server/game/Entities/Creature/Creature.cpp b/src/server/game/Entities/Creature/Creature.cpp
index cbd823141..2cc46d3e5 100644
--- a/src/server/game/Entities/Creature/Creature.cpp
+++ b/src/server/game/Entities/Creature/Creature.cpp
@@ -1579,7 +1579,7 @@ void Creature::SelectLevel(bool changelevel)
     SetModifierValue(UNIT_MOD_ATTACK_POWER, BASE_VALUE, stats->AttackPower);
     SetModifierValue(UNIT_MOD_ATTACK_POWER_RANGED, BASE_VALUE, stats->RangedAttackPower);
 
-    sScriptMgr->Creature_SelectLevel(cInfo, this);
+    sScriptMgr->OnCreatureSelectLevel(cInfo, this);
 }
 
 float Creature::_GetHealthMod(int32 Rank)
diff --git a/src/server/game/Scripting/ScriptDefines/AllCreatureScript.cpp b/src/server/game/Scripting/ScriptDefines/AllCreatureScript.cpp
index 45d90cf10..f34599d81 100644
--- a/src/server/game/Scripting/ScriptDefines/AllCreatureScript.cpp
+++ b/src/server/game/Scripting/ScriptDefines/AllCreatureScript.cpp
@@ -57,11 +57,11 @@ void ScriptMgr::OnBeforeCreatureSelectLevel(const CreatureTemplate* cinfo, Creat
     });
 }
 
-void ScriptMgr::Creature_SelectLevel(const CreatureTemplate* cinfo, Creature* creature)
+void ScriptMgr::OnCreatureSelectLevel(const CreatureTemplate* cinfo, Creature* creature)
 {
     ExecuteScript<AllCreatureScript>([&](AllCreatureScript* script)
     {
-        script->Creature_SelectLevel(cinfo, creature);
+        script->OnCreatureSelectLevel(cinfo, creature);
     });
 }
 
diff --git a/src/server/game/Scripting/ScriptDefines/AllCreatureScript.h b/src/server/game/Scripting/ScriptDefines/AllCreatureScript.h
index a4f83dd2b..71e230e8b 100644
--- a/src/server/game/Scripting/ScriptDefines/AllCreatureScript.h
+++ b/src/server/game/Scripting/ScriptDefines/AllCreatureScript.h
@@ -33,7 +33,7 @@ public:
     virtual void OnBeforeCreatureSelectLevel(const CreatureTemplate* /*cinfo*/, Creature* /*creature*/, uint8& /*level*/) { }
 
     // Called from End of Creature SelectLevel.
-    virtual void Creature_SelectLevel(const CreatureTemplate* /*cinfo*/, Creature* /*creature*/) { }
+    virtual void OnCreatureSelectLevel(const CreatureTemplate* /*cinfo*/, Creature* /*creature*/) { }
 
     /**
      * @brief This hook runs after add creature in world
diff --git a/src/server/game/Scripting/ScriptMgr.h b/src/server/game/Scripting/ScriptMgr.h
index dac1c0e85..9633bb29a 100644
--- a/src/server/game/Scripting/ScriptMgr.h
+++ b/src/server/game/Scripting/ScriptMgr.h
@@ -593,7 +593,7 @@ public: /* AllCreatureScript */
     //listener function (OnAllCreatureUpdate) is called by OnCreatureUpdate
     //void OnAllCreatureUpdate(Creature* creature, uint32 diff);
     void OnBeforeCreatureSelectLevel(const CreatureTemplate* cinfo, Creature* creature, uint8& level);
-    void Creature_SelectLevel(const CreatureTemplate* cinfo, Creature* creature);
+    void OnCreatureSelectLevel(const CreatureTemplate* cinfo, Creature* creature);
     void OnCreatureSaveToDB(Creature* creature);
 
 public: /* AllGameobjectScript */
diff --git a/src/server/game/World/WorldState.cpp b/src/server/game/World/WorldState.cpp
index 0ca7ea0c0..a1f71a2a5 100644
--- a/src/server/game/World/WorldState.cpp
+++ b/src/server/game/World/WorldState.cpp
@@ -1312,6 +1312,8 @@ void WorldState::StartScourgeInvasion(bool sendMail)
         Acore::Containers::RandomShuffle(randomIds);
         for (uint32 id : randomIds)
             OnEnable(m_siData.m_activeInvasions[id]);
+
+        sGameEventMgr->StartEvent(GAME_EVENT_SCOURGE_INVASION_BOSSES);
     }
 }
 
diff --git a/src/server/game/World/WorldState.h b/src/server/game/World/WorldState.h
index be5379246..b850010ac 100644
--- a/src/server/game/World/WorldState.h
+++ b/src/server/game/World/WorldState.h
@@ -65,6 +65,7 @@ enum WorldStateGameEvents
 {
     // Scourge Invasion
     GAME_EVENT_SCOURGE_INVASION                         = 17,
+    GAME_EVENT_SCOURGE_INVASION_BOSSES                  = 120,
     GAME_EVENT_SCOURGE_INVASION_WINTERSPRING            = 121,
     GAME_EVENT_SCOURGE_INVASION_TANARIS                 = 122,
     GAME_EVENT_SCOURGE_INVASION_AZSHARA                 = 123,
diff --git a/src/server/scripts/EasternKingdoms/Karazhan/boss_tenris_mirkblood.cpp b/src/server/scripts/EasternKingdoms/Karazhan/boss_tenris_mirkblood.cpp
index 518a46055..bed336447 100644
--- a/src/server/scripts/EasternKingdoms/Karazhan/boss_tenris_mirkblood.cpp
+++ b/src/server/scripts/EasternKingdoms/Karazhan/boss_tenris_mirkblood.cpp
@@ -177,6 +177,9 @@ struct npc_sanguine_spirit : public ScriptedAI
             me->SetReactState(REACT_AGGRESSIVE);
             me->SetInCombatWithZone();
             DoCastSelf(SPELL_SANGUINE_SPIRIT_AURA);
+        }).Schedule(30s, [this](TaskContext /*context*/)
+        {
+            me->DespawnOrUnsummon();
         });
     }
 
@@ -320,6 +323,7 @@ public:
             events.Reset();
 
             if (InstanceScript* instance = player->GetInstanceScript())
+            {
                 if (instance->GetBossState(DATA_MIRKBLOOD) != DONE)
                 {
                     opener = player;
@@ -327,8 +331,10 @@ public:
 
                     events.ScheduleEvent(EVENT_SAY, 1s);
                     events.ScheduleEvent(EVENT_FLAG, 5s);
-                    me->SetGameObjectFlag(GO_FLAG_NOT_SELECTABLE);
                 }
+            }
+
+            me->SetGameObjectFlag(GO_FLAG_NOT_SELECTABLE);
 
             return true;
         }
@@ -342,14 +348,13 @@ public:
             switch (events.ExecuteEvent())
             {
             case EVENT_SAY:
-                if (!mirkblood)
+                if (!mirkblood || !mirkblood->IsAlive())
                     return;
                 mirkblood->AI()->Talk(SAY_AGGRO, opener);
                 break;
             case EVENT_FLAG:
-                if (!mirkblood)
-                    return;
-                mirkblood->SetImmuneToPC(false);
+                if (mirkblood)
+                    mirkblood->SetImmuneToPC(false);
                 me->Delete();
                 break;
             }
diff --git a/src/server/scripts/World/scourge_invasion.cpp b/src/server/scripts/World/scourge_invasion.cpp
index eac52f705..982049624 100644
--- a/src/server/scripts/World/scourge_invasion.cpp
+++ b/src/server/scripts/World/scourge_invasion.cpp
@@ -499,7 +499,7 @@ struct npc_necrotic_shard : public ScriptedAI
     // Only Minions and the shard itself can deal damage.
     void DamageTaken(Unit* attacker, uint32& damage, DamageEffectType /*damageType*/, SpellSchoolMask /*damageSchoolMask*/) override
     {
-        if (attacker->GetFactionTemplateEntry() != me->GetFactionTemplateEntry())
+        if (attacker && attacker->GetFactionTemplateEntry() != me->GetFactionTemplateEntry())
             damage = 0;
     }
 
@@ -802,69 +802,6 @@ struct npc_cultist_engineer : public ScriptedAI
     }
 };
 
-struct npc_shadow_of_doom : public CombatAI
-{
-    npc_shadow_of_doom(Creature* creature) : CombatAI(creature) { }
-
-    void JustEngagedWith(Unit* /*who*/) override
-    {
-        scheduler.Schedule(2s, [&](TaskContext context)
-        {
-            DoCastVictim(SPELL_MINDFLAY);
-            context.Repeat(6500ms, 13s);
-        }).Schedule(2s, [&](TaskContext context)
-        {
-            DoCastVictim(SPELL_FEAR);
-            context.Repeat(14500ms, 14500ms);
-        });
-    }
-
-    void Reset() override
-    {
-        scheduler.CancelAll();
-        me->SetImmuneToPC(false);
-    }
-
-    void IsSummonedBy(WorldObject* summoner) override
-    {
-        if (!summoner)
-            return;
-
-        if (Player* player = summoner->ToPlayer())
-        {
-            me->SetImmuneToPC(true);
-            me->SetFacingToObject(player);
-
-            Talk(SHADOW_OF_DOOM_SAY_AGGRO, player);
-            DoCastSelf(SPELL_SPAWN_SMOKE, true);
-
-            scheduler.Schedule(5s, [this, player](TaskContext const& /*context*/)
-            {
-                me->SetImmuneToPC(false);
-                if (me->CanStartAttack(player))
-                    AttackStart(player);
-            });
-        }
-    }
-
-    void JustDied(Unit* /*pKiller*/) override
-    {
-        DoCastSelf(SPELL_ZAP_CRYSTAL_CORPSE, true);
-    }
-
-    void SpellHit(Unit* /* caster */, SpellInfo const* spell) override
-    {
-        if (spell->Id == SPELL_SPIRIT_SPAWN_OUT)
-            me->DespawnOrUnsummon(3000);
-    }
-
-    void UpdateAI(uint32 const diff) override
-    {
-        scheduler.Update(diff);
-        DoMeleeAttackIfReady();
-    }
-};
-
 struct npc_flameshocker : public CombatAI
 {
     npc_flameshocker(Creature* creature) : CombatAI(creature) { }
@@ -1121,7 +1058,6 @@ void AddSC_scourge_invasion()
     RegisterCreatureAI(npc_minion_spawner);
     RegisterCreatureAI(npc_pallid_horror);
     RegisterCreatureAI(npc_cultist_engineer);
-    RegisterCreatureAI(npc_shadow_of_doom);
     RegisterCreatureAI(npc_flameshocker);
     RegisterSpellScript(spell_communique_trigger);
     RegisterSpellScript(spell_despawner_self);
diff --git a/src/server/scripts/World/scourge_invasion.h b/src/server/scripts/World/scourge_invasion.h
index fa927340a..0bc511ace 100644
--- a/src/server/scripts/World/scourge_invasion.h
+++ b/src/server/scripts/World/scourge_invasion.h
@@ -137,10 +137,7 @@ enum ScourgeInvasionSpells
                                                              */
 
     // Shadow of Doom
-    SPELL_SPAWN_SMOKE                           = 10389, // Spawning Visual.
     SPELL_ZAP_CRYSTAL_CORPSE                    = 28056, // Casted on Shard if Shadow of Doom dies.
-    SPELL_MINDFLAY                              = 16568,
-    SPELL_FEAR                                  = 12542,
 
     // Pallid Horror - Patchwerk Terror (also uses: 28315)
     SPELL_SUMMON_CRACKED_NECROTIC_CRYSTAL       = 28424, // Alliance.
@@ -336,7 +333,6 @@ enum ScourgeInvasionTalk
     HERALD_OF_THE_LICH_KING_SAY_ATTACK_END      = 1,
     HERALD_OF_THE_LICH_KING_SAY_ATTACK_RANDOM   = 2,
     PALLID_HORROR_SAY_RANDOM_YELL               = 0,
-    SHADOW_OF_DOOM_SAY_AGGRO                    = 0,
     SYLVANAS_SAY_ATTACK_END                     = 3,
     VARIAN_SAY_ATTACK_END                       = 3
 };