Tristana Ability (LoL): Explosive Charge

Passive: Tristana's attacks that kill enemies deal 55 / 80 / 105 / 130 / 155 (+25% of ability power) magic damage to surrounding enemies.

Active: Tristana attaches a bomb to an enemy or turret that deals 70 / 80 / 90 / 100 / 110 (+ 0.5 / 0.75 / 1.0 / 1.25 / 1.5 per bonus attack damage) (+50% of ability power) physical damage to surrounding enemies after 4 seconds. The damage is increased by 0 - 33.3% depending on the critical strike chance and by 30% each time Tristana hits an attack or ability (max 4 stacks). At 4 stacks, the bomb explodes immediately.