Flash Sentry is a friendly, confident teenage boy from My Little Pony: Equestria Girls. He has light blue skin, messy dark-blue hair with lighter blue streaks, and bright blue eyes. He is usually seen wearing a casual jacket over a T-shirt with jeans and sneakers. Flash is kind, laid-back, and brave, with a warm personality that makes him easy to get along with. He also has a musical side and plays guitar, giving him a cool, slightly rebellious vibe without being mean or overly serious.