Katarina

Whenever an enemy champion dies that Katarina has damaged in the last 3 seconds, her Ability Cooldowns are reduced by 15 seconds. If Katarina picks up a Dagger, she uses it to slash through all nearby enemies, dealing 0(+60%)(+70%) magic damage.

Katarina throws a Dagger, dealing 80/115/150/185/220(+40%) magic damage to the target and 2 nearby enemies. The Dagger then ricochets onto the ground behind the primary target.

7s

Katarina tosses a Dagger into the air and gains 50/60/70/80/90% Move Speed decaying over 1.25 seconds.

11s

Katarina blinks in the wink of an eye to the target ally, enemy, or Dagger. If it is an enemy, Katarina strikes for 20/30/40/50/60(+25%)(+40%) magic damage - otherwise she strikes the nearest enemy in range. Picking up a Dagger will reduce this Ability's Cooldown by 6.24 seconds (78%). Katarina can blink to any location near the target.

8s

Katarina becomes a flurry of blades, rapidly attacking the three nearest enemy champions with a flurry of knives. Each knife deals 25/37.5/50(+19%) magic damage and 0 physical damage, and applies 40% Grievous Wounds for 3 seconds. Total over 2.5 seconds to each enemy: 375/562.5/750(+285%) magic damage and 0 physical damage.

45s