Palace Guard Austin is Palace Guard Uniqua's partner. He works for Empress Tasha and is appointed to arrest musketeers Pablo and Tyrone. However, Austin secretly admires the musketeers and apologizes when he locks them away. He calls them amazing and states that he longs to be a musketeer himself.
Palace Guard Austin is primarily purple. He wears a palace guard uniform. It consists of a red undershirt, a white shirt, red tights, a blue tricorne hat, and a blue top. The blue top has fleur-de-lis symbols on it. He also sports a pair of boots.
Austin has played Palace Guard Austin in one episode of The Backyardigans: "The Two Musketeers" from season three.