Karthus

Your targets 2 additional enemies in front of you.

fires bonus missile(s) with every cast. QUEST: Hit enemy Champions with times. REWARD: Fire an additional missile when you cast. Enemies Hit: / Bonus Missiles Acquired: You never missed. And if you did, no you didn't.

Casting your sends a clone toward your mouse position and recasts it.

Your missile splits into two on hit, at max Range, or when Recast.

If a target Knocked Back by hits another champion, they are Knocked Up and dealt damage. When colliding with terrain, the Knock Up duration is extended and they are dealt bonus damage.