Nunu & Willump from Teamfight Tactics Set #8

Ability

Biggest Roboball Ever!

Passive: Nunu and Willump roll a ball around the arena towards the furthest enemy. The ball deals @ModifiedDamage@ magic damage to all enemies it passes through. When they reach their target, they will find a new destination. Nunu and Willump gain @ManaPerSecond@ Mana per second.

Active: Nunu and Willump grow the ball, increasing their movement speed, the size of the ball, and the amount of damage by @IncreasedDamagePercent*100@%.