diff --git a/src/game/SpellAuras.cpp b/src/game/SpellAuras.cpp
index cf9e51414..11096cfea 100644
--- a/src/game/SpellAuras.cpp
+++ b/src/game/SpellAuras.cpp
@@ -1060,8 +1060,26 @@ void Aura::TriggerSpell()
             {
                 switch(auraId)
                 {
-//                    // Periodic Mana Burn
-//                    case 812: break;
+                    case 812:                               // Periodic Mana Burn
+                    {
+                        trigger_spell_id = 25779;           // Mana Burn
+
+                        // expected selection current fight target
+                        triggerTarget = GetTarget()->getVictim();
+                        if (!triggerTarget || triggerTarget->GetMaxPower(POWER_MANA) <= 0)
+                            return;
+
+                        triggeredSpellInfo = sSpellStore.LookupEntry(trigger_spell_id);
+                        if (!triggeredSpellInfo)
+                            return;
+
+                        SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(triggeredSpellInfo->rangeIndex);
+                        float max_range = GetSpellMaxRange(srange);
+                        if (!triggerTarget->IsWithinDist(GetTarget(),max_range))
+                            return;
+
+                        break;
+                    }
 //                    // Polymorphic Ray
 //                    case 6965: break;
                     // Thaumaturgy Channel
@@ -1668,6 +1686,21 @@ void Aura::TriggerSpell()
         // Spell exist but require custom code
         switch(auraId)
         {
+            case 9347:                                      // Mortal Strike
+            {
+                // expected selection current fight target
+                triggerTarget = GetTarget()->getVictim();
+                if (!triggerTarget)
+                    return;
+
+                // avoid triggering for far target
+                SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(triggeredSpellInfo->rangeIndex);
+                float max_range = GetSpellMaxRange(srange);
+                if (!triggerTarget->IsWithinDist(GetTarget(),max_range))
+                    return;
+
+                break;
+            }
             // Curse of Idiocy
             case 1010:
             {
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 844574dc6..b97230378 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 "10173"
+ #define REVISION_NR "10174"
 #endif // __REVISION_NR_H__