Clarissa Spark-Helmstark (Japanese: 星 火花 Hoshi Hibana-Herumusutāku) is a Pokémon Trainer who travels around with her three friends, Katrina Brooks, Mason Artemis, and Jax Darksoul. As of Sparks: Eternal Faith she is the Viridian City Gym Leader. Clarissa's special skill is her ability to stay strong and battle to the end. As such, she is called the "Warrior" or the "Master" as Giovanni describes her.