Marie is the 17-year-old daughter of Jason and Brittany and the older sister of Julie. She is a Pokemon Showcase Performer like her younger sister. Her main partner is Dana, her Delcatty. Marie owns a Dark Purple PokeDex. In the crossover series with Digimon, Marie owns a Dark Purple/Hot Pink D-7 Digivice and is partnered with Elecmon.
Dana is Marie's only known Pokemon. She is used in Marie's performances and is Marie's main Pokemon partner.