Volibear Ability (LoL): Sky Splitter

Volibear summons a thundercloud that fires a lightning bolt, dealing 80 / 110 / 140 / 170 / 200 (+80% of ability power) plus 9 / 10 / 11 / 12 / 13% max health as magic damage and slowing by 40% for 2 seconds. If Volibear is inside the blast zone, he gains a (+80% of ability power) plus 15% max health as shield for 3 seconds.