Viktor Ability (LoL): Chaos Storm

Viktor conjures a chaos storm in an area for 6.5 seconds, instantly dealing 100 / 175 / 250 (+50% of ability power) magic damage then dealing 65 / 105 / 145 (+45% of ability power) magic damage per second to surrouding enemies. The storm automatically follows champions it has recently damaged.

Recast: Viktor manually moves the storm.

Upgraded: The storm moves 25% faster.