WoWDB

Requires Melee Weapon

Requires Death Knight

Blood, Unholy:
Focuses dark power into a strike that deals (284% of weapon damage) Physical damage and heals you for 20% of all damage taken in the last 5 sec, minimum 10% of maximum health.

Frost:
Focuses dark power into a strike with both weapons, that deals a total of (534% of weapon damage) Physical damage and heals you for 20% of all damage taken in the last 5 sec, minimum 10% of maximum health.