Gwen Ability (LoL): Skip 'n Slash

Gwen dashes and empowers her attacks for 4 seconds.

Empowered attacks gain 20 / 35 / 50 / 65 / 80% attack speed, 8 / 11 / 14 / 17 / 20 (+25% of ability power) magic damage on-hit, 75 attack range, and the first one to hit an enemy refunds 50% of this ability's cooldown.