diff --git a/src/server/game/Entities/AreaTrigger/AreaTrigger.cpp b/src/server/game/Entities/AreaTrigger/AreaTrigger.cpp
index 599f486b94..adb0657802 100644
--- a/src/server/game/Entities/AreaTrigger/AreaTrigger.cpp
+++ b/src/server/game/Entities/AreaTrigger/AreaTrigger.cpp
@@ -78,8 +78,7 @@ bool AreaTrigger::CreateAreaTrigger(uint32 guidlow, uint32 triggerEntry, Unit* c
     SetFloatValue(AREATRIGGER_FINAL_POS + 1, pos.GetPositionY());
     SetFloatValue(AREATRIGGER_FINAL_POS + 2, pos.GetPositionZ());
 
-    for (auto phase : caster->GetPhases())
-        SetInPhase(phase, false, true);
+    CopyPhaseFrom(caster);
 
     if (!GetMap()->AddToMap(this))
         return false;
diff --git a/src/server/game/Entities/Corpse/Corpse.cpp b/src/server/game/Entities/Corpse/Corpse.cpp
index 285da6870e..c821cbd0d4 100644
--- a/src/server/game/Entities/Corpse/Corpse.cpp
+++ b/src/server/game/Entities/Corpse/Corpse.cpp
@@ -92,8 +92,7 @@ bool Corpse::Create(uint32 guidlow, Player* owner)
 
     _gridCoord = Trinity::ComputeGridCoord(GetPositionX(), GetPositionY());
 
-    for (auto itr : owner->GetPhases())
-        SetInPhase(itr, false, true);
+    CopyPhaseFrom(owner);
 
     return true;
 }
@@ -124,7 +123,7 @@ void Corpse::SaveToDB()
     stmt->setUInt32(index++, GetInstanceId());                                        // instanceId
     trans->Append(stmt);
 
-    for (auto phaseId : GetPhases())
+    for (uint32 phaseId : GetPhases())
     {
         index = 0;
         stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_CORPSE_PHASES);
diff --git a/src/server/game/Entities/Object/Object.cpp b/src/server/game/Entities/Object/Object.cpp
index eecafed30f..6592e2a6b8 100644
--- a/src/server/game/Entities/Object/Object.cpp
+++ b/src/server/game/Entities/Object/Object.cpp
@@ -2191,10 +2191,6 @@ TempSummon* Map::SummonCreature(uint32 entry, Position const& pos, SummonPropert
         }
     }
 
-    std::set<uint32> phases;
-    if (summoner)
-        phases = summoner->GetPhases();
-
     TempSummon* summon = NULL;
     switch (mask)
     {
@@ -2222,8 +2218,7 @@ TempSummon* Map::SummonCreature(uint32 entry, Position const& pos, SummonPropert
     }
 
     // Set the summon to the summoner's phase
-    for (auto phaseId : phases)
-        summon->SetInPhase(phaseId, false, true);
+    summon->CopyPhaseFrom(summoner);
 
     summon->SetUInt32Value(UNIT_CREATED_BY_SPELL, spellId);
 
@@ -2319,8 +2314,7 @@ GameObject* WorldObject::SummonGameObject(uint32 entry, float x, float y, float
         return NULL;
     }
 
-    for (auto phase : GetPhases())
-        go->SetInPhase(phase, false, true);
+    go->CopyPhaseFrom(this);
 
     go->SetRespawnTime(respawnTime);
     if (GetTypeId() == TYPEID_PLAYER || GetTypeId() == TYPEID_UNIT) //not sure how to handle this
@@ -2737,6 +2731,18 @@ void WorldObject::SetInPhase(uint32 id, bool update, bool apply)
         UpdateObjectVisibility();
 }
 
+void WorldObject::CopyPhaseFrom(WorldObject* obj, bool update)
+{
+    if (!obj)
+        return;
+
+    for (uint32 phase : obj->GetPhases())
+        SetInPhase(phase, false, true);
+
+    if (update && IsInWorld())
+        UpdateObjectVisibility();
+}
+
 bool WorldObject::IsInPhase(WorldObject const* obj) const
 {
     // PhaseId 169 is the default fallback phase
diff --git a/src/server/game/Entities/Object/Object.h b/src/server/game/Entities/Object/Object.h
index e0da835496..ecfdec36e0 100644
--- a/src/server/game/Entities/Object/Object.h
+++ b/src/server/game/Entities/Object/Object.h
@@ -593,6 +593,7 @@ class WorldObject : public Object, public WorldLocation
 
         virtual void SetPhaseMask(uint32 newPhaseMask, bool update);
         virtual void SetInPhase(uint32 id, bool update, bool apply);
+        void CopyPhaseFrom(WorldObject* obj, bool update = false);
         void RebuildTerrainSwaps();
         uint32 GetPhaseMask() const { return m_phaseMask; }
         bool IsInPhase(uint32 phase) const { return _phases.find(phase) != _phases.end(); }
diff --git a/src/server/game/Entities/Pet/Pet.cpp b/src/server/game/Entities/Pet/Pet.cpp
index 3a814634c0..d97fc4d8f6 100644
--- a/src/server/game/Entities/Pet/Pet.cpp
+++ b/src/server/game/Entities/Pet/Pet.cpp
@@ -179,8 +179,7 @@ bool Pet::LoadPetFromDB(Player* owner, uint32 petEntry, uint32 petnumber, bool c
     if (!Create(guid, map, petEntry, petId))
         return false;
 
-    for (auto itr : owner->GetPhases())
-        SetInPhase(itr, false, true);
+    CopyPhaseFrom(owner);
 
     setPetType(petType);
     setFaction(owner->getFaction());
diff --git a/src/server/game/Entities/Player/Player.cpp b/src/server/game/Entities/Player/Player.cpp
index 585ca7813a..9788f5ef43 100644
--- a/src/server/game/Entities/Player/Player.cpp
+++ b/src/server/game/Entities/Player/Player.cpp
@@ -27618,8 +27618,7 @@ Pet* Player::SummonPet(uint32 entry, float x, float y, float z, float ang, PetTy
         return NULL;
     }
 
-    for (auto itr : GetPhases())
-        pet->SetInPhase(itr, false, true);
+    pet->CopyPhaseFrom(this);
 
     pet->SetCreatorGUID(GetGUID());
     pet->SetUInt32Value(UNIT_FIELD_FACTIONTEMPLATE, getFaction());
diff --git a/src/server/game/Entities/Transport/Transport.cpp b/src/server/game/Entities/Transport/Transport.cpp
index dd4dbb41f8..866b245ae7 100644
--- a/src/server/game/Entities/Transport/Transport.cpp
+++ b/src/server/game/Entities/Transport/Transport.cpp
@@ -316,8 +316,7 @@ Creature* Transport::CreateNPCPassenger(uint32 guid, CreatureData const* data)
         for (auto phase : GetPhasesForGroup(data->phaseGroup))
             creature->SetInPhase(phase, false, true);
     else
-        for (auto phase : GetPhases()) // Set the creature to the transport's phases
-            creature->SetInPhase(phase, false, true);
+        creature->CopyPhaseFrom(this);
 
     if (!map->AddToMap(creature))
     {
@@ -459,8 +458,8 @@ TempSummon* Transport::SummonPassenger(uint32 entry, Position const& pos, TempSu
         return NULL;
     }
 
-    for (auto itr : phases)
-        summon->SetInPhase(itr, false, true);
+    for (uint32 phase : phases)
+        summon->SetInPhase(phase, false, true);
 
     summon->SetUInt32Value(UNIT_CREATED_BY_SPELL, spellId);
 
diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index c604f88de6..ecf14089b9 100644
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -13404,8 +13404,7 @@ bool Unit::InitTamedPet(Pet* pet, uint8 level, uint32 spell_id)
         return false;
     }
 
-    for (auto phase : GetPhases())
-        pet->SetInPhase(phase, false, true);
+    pet->CopyPhaseFrom(this);
 
     pet->GetCharmInfo()->SetPetNumber(sObjectMgr->GeneratePetNumber(), true);
     // this enables pet details window (Shift+P)
diff --git a/src/server/game/Globals/ObjectAccessor.cpp b/src/server/game/Globals/ObjectAccessor.cpp
index bb1401c26c..3d6f1abcca 100644
--- a/src/server/game/Globals/ObjectAccessor.cpp
+++ b/src/server/game/Globals/ObjectAccessor.cpp
@@ -413,8 +413,7 @@ Corpse* ObjectAccessor::ConvertCorpseForPlayer(ObjectGuid player_guid, bool insi
                 bones->SetUInt32Value(CORPSE_FIELD_ITEM + i, 0);
         }
 
-        for (auto phaseId : corpse->GetPhases())
-            bones->SetInPhase(phaseId, false, true);
+        bones->CopyPhaseFrom(corpse);
 
         // add bones in grid store if grid loaded where corpse placed
         map->AddToMap(bones);
diff --git a/src/server/game/Spells/SpellEffects.cpp b/src/server/game/Spells/SpellEffects.cpp
index 6f800c4ed1..732520f4b3 100644
--- a/src/server/game/Spells/SpellEffects.cpp
+++ b/src/server/game/Spells/SpellEffects.cpp
@@ -3213,8 +3213,7 @@ void Spell::EffectSummonObjectWild(SpellEffIndex effIndex)
         return;
     }
 
-    for (auto phase : m_caster->GetPhases())
-        pGameObj->SetInPhase(phase, false, true);
+    pGameObj->CopyPhaseFrom(m_caster);
 
     int32 duration = m_spellInfo->GetDuration();
 
@@ -3237,8 +3236,7 @@ void Spell::EffectSummonObjectWild(SpellEffIndex effIndex)
         if (linkedGO->Create(sObjectMgr->GenerateLowGuid(HIGHGUID_GAMEOBJECT), linkedEntry, map,
             m_caster->GetPhaseMask(), x, y, z, target->GetOrientation(), 0.0f, 0.0f, 0.0f, 0.0f, 100, GO_STATE_READY))
         {
-            for (auto phase : m_caster->GetPhases())
-                linkedGO->SetInPhase(phase, false, true);
+            linkedGO->CopyPhaseFrom(m_caster);
 
             linkedGO->SetRespawnTime(duration > 0 ? duration/IN_MILLISECONDS : 0);
             linkedGO->SetSpellId(m_spellInfo->Id);
@@ -3871,8 +3869,7 @@ void Spell::EffectDuel(SpellEffIndex effIndex)
         return;
     }
 
-    for (auto phase : m_caster->GetPhases())
-        pGameObj->SetInPhase(phase, false, true);
+    pGameObj->CopyPhaseFrom(m_caster);
 
     pGameObj->SetUInt32Value(GAMEOBJECT_FACTION, m_caster->getFaction());
     pGameObj->SetUInt32Value(GAMEOBJECT_LEVEL, m_caster->getLevel()+1);
@@ -4230,8 +4227,7 @@ void Spell::EffectSummonObject(SpellEffIndex effIndex)
         return;
     }
 
-    for (auto phase : m_caster->GetPhases())
-        go->SetInPhase(phase, false, true);
+    go->CopyPhaseFrom(m_caster);
 
     //pGameObj->SetUInt32Value(GAMEOBJECT_LEVEL, m_caster->getLevel());
     int32 duration = m_spellInfo->GetDuration();
@@ -4863,8 +4859,7 @@ void Spell::EffectTransmitted(SpellEffIndex effIndex)
         return;
     }
 
-    for (auto phase : m_caster->GetPhases())
-        pGameObj->SetInPhase(phase, false, true);
+    pGameObj->CopyPhaseFrom(m_caster);
 
     int32 duration = m_spellInfo->GetDuration();
 
@@ -4928,8 +4923,7 @@ void Spell::EffectTransmitted(SpellEffIndex effIndex)
         if (linkedGO->Create(sObjectMgr->GenerateLowGuid(HIGHGUID_GAMEOBJECT), linkedEntry, cMap,
             0, fx, fy, fz, m_caster->GetOrientation(), 0.0f, 0.0f, 0.0f, 0.0f, 100, GO_STATE_READY))
         {
-            for (auto phase : m_caster->GetPhases())
-                linkedGO->SetInPhase(phase, false, true);
+            linkedGO->CopyPhaseFrom(m_caster);
 
             linkedGO->SetRespawnTime(duration > 0 ? duration/IN_MILLISECONDS : 0);
             //linkedGO->SetUInt32Value(GAMEOBJECT_LEVEL, m_caster->getLevel());
diff --git a/src/server/scripts/Commands/cs_debug.cpp b/src/server/scripts/Commands/cs_debug.cpp
index 862b683597..cb4296a780 100644
--- a/src/server/scripts/Commands/cs_debug.cpp
+++ b/src/server/scripts/Commands/cs_debug.cpp
@@ -934,8 +934,7 @@ public:
             return false;
         }
 
-        for (auto phase : handler->GetSession()->GetPlayer()->GetPhases())
-            v->SetInPhase(phase, false, true);
+        v->CopyPhaseFrom(handler->GetSession()->GetPlayer());
 
         map->AddToMap(v->ToCreature());
 
diff --git a/src/server/scripts/Commands/cs_gobject.cpp b/src/server/scripts/Commands/cs_gobject.cpp
index c8168a1391..07a466d671 100644
--- a/src/server/scripts/Commands/cs_gobject.cpp
+++ b/src/server/scripts/Commands/cs_gobject.cpp
@@ -158,8 +158,7 @@ public:
             return false;
         }
 
-        for (auto phase : player->GetPhases())
-            object->SetInPhase(phase, false, true);
+        object->CopyPhaseFrom(player);
 
         if (spawntimeSecs)
         {
diff --git a/src/server/scripts/Commands/cs_misc.cpp b/src/server/scripts/Commands/cs_misc.cpp
index 42040df8ed..388eb64580 100644
--- a/src/server/scripts/Commands/cs_misc.cpp
+++ b/src/server/scripts/Commands/cs_misc.cpp
@@ -372,8 +372,8 @@ public:
             target->GetContactPoint(_player, x, y, z);
 
             _player->TeleportTo(target->GetMapId(), x, y, z, _player->GetAngle(target), TELE_TO_GM_MODE);
-            for (auto phase : target->GetPhases())
-                _player->SetInPhase(phase, true, true);
+
+            _player->CopyPhaseFrom(target, true);
         }
         else
         {
@@ -497,8 +497,7 @@ public:
             float x, y, z;
             handler->GetSession()->GetPlayer()->GetClosePoint(x, y, z, target->GetObjectSize());
             target->TeleportTo(handler->GetSession()->GetPlayer()->GetMapId(), x, y, z, target->GetOrientation());
-            for (auto phase : handler->GetSession()->GetPlayer()->GetPhases())
-                target->SetInPhase(phase, true, true);
+            target->CopyPhaseFrom(handler->GetSession()->GetPlayer(), true);
         }
         else
         {
diff --git a/src/server/scripts/Commands/cs_npc.cpp b/src/server/scripts/Commands/cs_npc.cpp
index 85bc6db46f..d94ffe51f4 100644
--- a/src/server/scripts/Commands/cs_npc.cpp
+++ b/src/server/scripts/Commands/cs_npc.cpp
@@ -285,8 +285,7 @@ public:
             return false;
         }
 
-        for (auto phase : chr->GetPhases())
-            creature->SetInPhase(phase, false, true);
+        creature->CopyPhaseFrom(chr);
 
         creature->SaveToDB(map->GetId(), (1 << map->GetSpawnMode()), chr->GetPhaseMask());
 
diff --git a/src/server/scripts/Commands/cs_wp.cpp b/src/server/scripts/Commands/cs_wp.cpp
index f158b9aa59..71b45c9065 100644
--- a/src/server/scripts/Commands/cs_wp.cpp
+++ b/src/server/scripts/Commands/cs_wp.cpp
@@ -680,8 +680,7 @@ public:
                         return false;
                     }
 
-                    for (auto phase : chr->GetPhases())
-                        wpCreature2->SetInPhase(phase, false, true);
+                    wpCreature2->CopyPhaseFrom(chr);
 
                     wpCreature2->SaveToDB(map->GetId(), (1 << map->GetSpawnMode()), chr->GetPhaseMask());
                     // To call _LoadGoods(); _LoadQuests(); CreateTrainerSpells();
@@ -899,8 +898,7 @@ public:
                     return false;
                 }
 
-                for (auto phase : chr->GetPhases())
-                    wpCreature->SetInPhase(phase, false, true);
+                wpCreature->CopyPhaseFrom(chr);
 
                 // Set "wpguid" column to the visual waypoint
                 stmt = WorldDatabase.GetPreparedStatement(WORLD_UPD_WAYPOINT_DATA_WPGUID);
@@ -964,8 +962,7 @@ public:
                 return false;
             }
 
-            for (auto phase : chr->GetPhases())
-                creature->SetInPhase(phase, false, true);
+            creature->CopyPhaseFrom(chr);
 
             creature->SaveToDB(map->GetId(), (1 << map->GetSpawnMode()), chr->GetPhaseMask());
             if (!creature->LoadCreatureFromDB(creature->GetDBTableGUIDLow(), map))
@@ -1016,8 +1013,7 @@ public:
                 return false;
             }
 
-            for (auto phase : chr->GetPhases())
-                creature->SetInPhase(phase, false, true);
+            creature->CopyPhaseFrom(chr);
 
             creature->SaveToDB(map->GetId(), (1 << map->GetSpawnMode()), chr->GetPhaseMask());
             if (!creature->LoadCreatureFromDB(creature->GetDBTableGUIDLow(), map))
diff --git a/src/server/scripts/OutdoorPvP/OutdoorPvPSI.cpp b/src/server/scripts/OutdoorPvP/OutdoorPvPSI.cpp
index 49250c9d63..3e54a73717 100644
--- a/src/server/scripts/OutdoorPvP/OutdoorPvPSI.cpp
+++ b/src/server/scripts/OutdoorPvP/OutdoorPvPSI.cpp
@@ -172,8 +172,7 @@ bool OutdoorPvPSI::HandleDropFlag(Player* player, uint32 spellId)
                             return true;
                         }
 
-                        for (auto phase : player->GetPhases())
-                            go->SetInPhase(phase, false, true);
+                        go->CopyPhaseFrom(player);
 
                         go->SetRespawnTime(0);
 
@@ -209,8 +208,7 @@ bool OutdoorPvPSI::HandleDropFlag(Player* player, uint32 spellId)
                             return true;
                         }
 
-                        for (auto phase : player->GetPhases())
-                            go->SetInPhase(phase, false, true);
+                        go->CopyPhaseFrom(player);
 
                         go->SetRespawnTime(0);