Increases damage on consecutive hits. Upgrading it boosts damage dealt by critical hits, and shots periodically deal additional damage.

• Effect 1
  Lvl 1: Consecutive hits deal 3% more damage
  Lvl 2: Consecutive hits deal 6% more damage
  Lvl 3: Consecutive hits deal 9% more damage
  Lvl 4: Consecutive hits deal 12% more damage
  Lvl 5: Consecutive hits deal 15% more damage
• Effect 2
  Lvl 1: Increases critical damage by 6%
  Lvl 2: Increases critical damage by 9%
  Lvl 3: Increases critical damage by 12%
  Lvl 4: Increases critical damage by 15%
• Effect 3
  Lvl 1: Every 4th shot deals an additional 300 while ability is active
  Lvl 2: Every 3rd shot deals an additional 550 while ability is active