2 items: While Momentum is active, casting Stamina abilities while in combat generates a stack of Frenzied Momentum for 20 seconds, increasing your Damage by 30 up to 10 times. After 5 or more stacks, your next Heavy Attack consumes all stacks and releases a violent explosion of energy around you, dealing 1084 Physical Damage to all enemies within 8 meters, scaling off the higher of your Weapon or Spell Damage.