diff --git a/src/game/Spell.cpp b/src/game/Spell.cpp
index 8f0c6669569..5882c844381 100644
--- a/src/game/Spell.cpp
+++ b/src/game/Spell.cpp
@@ -7646,6 +7646,7 @@ void Spell::GetSpellRangeAndRadius(SpellEffectIndex effIndex, float& radius, uin
                 case 40834:                                 // Agonizing Flames (BT, Illidan Stormrage)
                 case 41537:                                 // Summon Enslaved Soul (BT, Reliquary of Souls)
                 case 44869:                                 // Spectral Blast (SWP, Kalecgos)
+                case 45391:                                 // Summon Demonic Vapor (SWP, Felmyst)
                 case 45785:                                 // Sinister Reflection Clone (SWP, Kil'jaeden)
                 case 45892:                                 // Sinister Reflection (SWP, Kil'jaeden)
                 case 45976:                                 // Open Portal (SWP, M'uru)
diff --git a/src/game/SpellEffects.cpp b/src/game/SpellEffects.cpp
index 5af4d622b99..020facef103 100644
--- a/src/game/SpellEffects.cpp
+++ b/src/game/SpellEffects.cpp
@@ -7650,6 +7650,22 @@ void Spell::EffectScriptEffect(SpellEffectIndex eff_idx)
                     m_caster->SetDisplayId(display_id);
                     return;
                 }
+                case 45714:                                 // Fog of Corruption (caster inform)
+                {
+                    if (!unitTarget || m_caster->GetTypeId() != TYPEID_PLAYER)
+                        return;
+
+                    unitTarget->CastSpell(m_caster, m_spellInfo->CalculateSimpleValue(eff_idx), true);
+                    return;
+                }
+                case 45717:                                 // Fog of Corruption (player buff)
+                {
+                    if (!unitTarget || unitTarget->GetTypeId() != TYPEID_PLAYER)
+                        return;
+
+                    unitTarget->CastSpell(unitTarget, 45726, true);
+                    return;
+                }
                 case 45785:                                 // Sinister Reflection Clone
                 {
                     if (!unitTarget)
@@ -7676,6 +7692,15 @@ void Spell::EffectScriptEffect(SpellEffectIndex eff_idx)
                         unitTarget->CastSpell(unitTarget, 45891, true, NULL, NULL, m_caster->GetObjectGuid());
                     return;
                 }
+                case 45918:                                 // Soul Sever
+                {
+                    if (!unitTarget || unitTarget->GetTypeId() != TYPEID_PLAYER || !unitTarget->HasAura(45717))
+                        return;
+
+                    // kill all charmed targets
+                    unitTarget->CastSpell(unitTarget, 45917, true);
+                    return;
+                }
                 case 45958:                                 // Signal Alliance
                 {
                     // "escort" aura not present, so let nothing happen
diff --git a/src/game/SpellMgr.cpp b/src/game/SpellMgr.cpp
index 0815e364bd5..4ac3f1c5d6b 100644
--- a/src/game/SpellMgr.cpp
+++ b/src/game/SpellMgr.cpp
@@ -2070,6 +2070,11 @@ bool SpellMgr::IsNoStackSpellDueToSpell(uint32 spellId_1, uint32 spellId_2) cons
                             (spellInfo_2->SpellIconID == 2302 && spellInfo_2->SpellVisual[0] == 0))
                         return false;
 
+                    // Felblaze Visual and Fog of Corruption
+                    if ((spellInfo_1->Id == 45068 && spellInfo_2->Id == 45582) ||
+                            (spellInfo_2->Id == 45068 && spellInfo_1->Id == 45582))
+                        return false;
+
                     break;
                 }
                 case SPELLFAMILY_MAGE:
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index b56fc889d83..304f20bab59 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "12511"
+ #define REVISION_NR "12512"
 #endif // __REVISION_NR_H__