Tamamo Cross is an Uma Musume character from Umamusume: Pretty Derby, depicted as a small girl with an unmistakable Kansai dialect who is always ready for action. In the Cinderella Gray storyline, she emerges as a final boss-like character who becomes the strongest Uma Musume in active duty. After initially appearing in episode 7 and watching races while eating kishimen, she gradually becomes more prominent and eventually serves as a major rival to other characters. Despite facing personal hardships including losing her mother and experiencing economic difficulties, Tamamo Cross demonstrates resilience and growth. She eventually retires from racing after acknowledging her rivals and promising to compete in good faith. In the game, she functions as a mid-to-long-distance racer with strong end-closer capabilities and possesses unique skills suited for competitive racing.