Cattleya is introduced in Pokémon Platinum alongside her butler, Castle ValetKokuran (Darach) in PokémonPlatinum. She later appears in HGSS fulfilling the same role. In those games, Cattleya oversees all the battles in the Battle Castle and determines how many Castle Points the winner receive based on their performance. However, when it comes time to battle the brain, the player only battles Kokuran.
In this version, she is a teenager. She wears hair ribbons, and a white shirt with long sleeves, atop a pink dress.