What's especially cool about the design of Ashe is she's practically two heroes in one. Her ultimate calls down B.O.B., her faithful omnic butler/bodyguard, who tosses enemies into the air then lays down suppressing fire. And since B.O.B. functions almost entirely like a hero onto himself (he can be healed, buffed, and debuffed), his outfit changes to match Ashe's as well.
Here's a look at all of Ashe and B.O.B.'s skins: