Vel'Koz from Teamfight Tactics Set #5.5

Ability

Lifeform Disintegration Ray

Vel'Koz channels a ray of energy for 3 seconds toward the enemy nearest the center of the battlefield, dealing @ModifiedDamage@ total magic damage over the duration. The beam widens as Vel'Koz channels, and he will pivot if there are no enemies in the area.