Yuumi Ability (LoL): Prowling Projectile

Yuumi summons an errant missile that deals 50 / 80 / 110 / 140 / 170 / 200 (+30% of ability power) magic damage to the first enemy hit. If the missile travels for 1 second before impacting, it deals 60 / 100 / 140 / 180 / 220 / 260 (+40% of ability power) plus 3 / 4.2 / 5.4 / 6.6 / 7.8 / 9% of the target's current health magic damage instead and slows champions by 20% for 1 second.

If cast while Attached, Yuumi can control the missile using her mouse.

Cooldown: 13.5 / 12 / 10.5 / 9 / 7.5 / 6