Brionne is a light blue sea lion-like Pokémon. It has three frill-like growths around its body that resembles a ballerina tutu. It starts under the front flippers and stops at its tail. It alternative white and pale blue.

A skillful dancer, it creates a sequence of water balloons as it dances, and briskly bombards its enemies. It cares deeply for its companions. When its Trainer is feeling down, it performs a cheery dance to try and help. It gets excited when it sees a dance it doesn't know.
