You can strike multiple times at every foe within reach.

Prerequisites: Dex 13, Int 13, Combat Expertise, Dodge, Mobility, Mythic Combat Expertise, Mythic Dodge, Mythic Mobility, Mythic Spring Attack, Spring Attack, Whirlwind Attack, base attack bonus +4, 5th mythic tier.

Benefit(s): When you use Whirlwind Attack as a full-round action, you may make all your attacks from a full attack action against one foe, and one additional attack against every foe within reach. If you expend two uses of mythic power, you may make all your attacks from a full attack action against every foe within reach.