Increases ability energy but has a slow spin-up. When upgraded, critical hits provide a stacking damage increase until the ability ends, and ability energy decay is reduces while standing still.

• Effect 1
  Lvl 1: Increases ability energy to 880.
  Lvl 2: Increases ability energy to 960.
  Lvl 3: Increases ability energy to 1040.
  Lvl 4: Increases ability energy to 1120.
  Lvl 5: Increases ability energy to 1200.
• Effect 2
  Lvl 1: Reduces ability energy decay while standing still by 35%
  Lvl 2: Reduces ability energy decay while standing still by 40%
  Lvl 3: Reduces ability energy decay while standing still by 45%
  Lvl 4: Reduces ability energy decay while standing still by 50%
• Effect 3
  Lvl 1: Critical hits increase damage by 0.75%. Stacks up to 15%. Stacks reset when ability ends
  Lvl 2: Critical hits increase damage by 1%. Stacks up to 20%. Stacks reset when ability ends