diff --git a/src/game/SpellAuraDefines.h b/src/game/SpellAuraDefines.h
index d9f0892fb..31c331458 100644
--- a/src/game/SpellAuraDefines.h
+++ b/src/game/SpellAuraDefines.h
@@ -313,7 +313,7 @@ enum AuraType
     SPELL_AURA_MOD_ATTACK_POWER_OF_STAT_PERCENT = 268,
     SPELL_AURA_269 = 269,
     SPELL_AURA_270 = 270,
-    SPELL_AURA_271 = 271,
+    SPELL_AURA_MOD_DAMAGE_FROM_CASTER = 271,
     SPELL_AURA_272 = 272,
     SPELL_AURA_273 = 273,
     SPELL_AURA_274 = 274,
diff --git a/src/game/SpellAuras.cpp b/src/game/SpellAuras.cpp
index 8981c51b1..42b008a63 100644
--- a/src/game/SpellAuras.cpp
+++ b/src/game/SpellAuras.cpp
@@ -321,7 +321,7 @@ pAuraHandler AuraHandler[TOTAL_AURAS]=
     &Aura::HandleAuraModAttackPowerOfStatPercent,           //268 SPELL_AURA_MOD_ATTACK_POWER_OF_STAT_PERCENT
     &Aura::HandleNULL,                                      //269 ignore DR effects?
     &Aura::HandleNULL,                                      //270
-    &Aura::HandleNULL,                                      //271 increase damage done?
+    &Aura::HandleNoImmediateEffect,                         //271 SPELL_AURA_MOD_DAMAGE_FROM_CASTER    implemented in Unit::SpellDamageBonus
     &Aura::HandleNULL,                                      //272 reduce spell cast time?
     &Aura::HandleNULL,                                      //273
     &Aura::HandleNULL,                                      //274 proc free shot?
diff --git a/src/game/Unit.cpp b/src/game/Unit.cpp
index 209dcf91a..16a4f1d23 100644
--- a/src/game/Unit.cpp
+++ b/src/game/Unit.cpp
@@ -7468,6 +7468,12 @@ uint32 Unit::SpellDamageBonus(Unit *pVictim, SpellEntry const *spellProto, uint3
         }
     }
 
+    // From caster spells
+    AuraList const& mOwnerTaken = pVictim->GetAurasByType(SPELL_AURA_MOD_DAMAGE_FROM_CASTER);
+    for(AuraList::const_iterator i = mOwnerTaken.begin(); i != mOwnerTaken.end(); ++i)
+        if( (*i)->GetCasterGUID() == GetGUID() && (*i)->isAffectedOnSpell(spellProto))
+            TakenTotalMod *= ((*i)->GetModifier()->m_amount+100.0f)/100.0f;
+
     // Distribute Damage over multiple effects, reduce by AoE
     CastingTime = GetCastingTimeForBonus( spellProto, damagetype, CastingTime );
 
@@ -10223,6 +10229,7 @@ bool InitTriggerAuraData()
     isTriggerAura[SPELL_AURA_MOD_ATTACKER_MELEE_HIT_CHANCE]=true;
     isTriggerAura[SPELL_AURA_PRAYER_OF_MENDING] = true;
     isTriggerAura[SPELL_AURA_PROC_TRIGGER_SPELL_WITH_VALUE] = true;
+    isTriggerAura[SPELL_AURA_MOD_DAMAGE_FROM_CASTER] = true;
 
     isNonTriggerAura[SPELL_AURA_MOD_POWER_REGEN]=true;
     isNonTriggerAura[SPELL_AURA_RESIST_PUSHBACK]=true;
@@ -10477,6 +10484,11 @@ void Unit::ProcDamageAndSpellFor( bool isVictim, Unit * pTarget, uint32 procFlag
                 if (procSpell==NULL || procSpell->Mechanic != auraModifier->m_miscvalue)
                     continue;
                 break;
+            case SPELL_AURA_MOD_DAMAGE_FROM_CASTER:
+                // Compare casters
+                if (triggeredByAura->GetCasterGUID() != pTarget->GetGUID())
+                    continue;
+                break;
             default:
                 // nothing do, just charges counter
                 break;
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index efd16d347..c76c09b72 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 "7126"
+ #define REVISION_NR "7127"
 #endif // __REVISION_NR_H__