Flash Sentry is a a Pegasus guard at the Crystal Empire. His human counterpart is a guitar player, a romantic interest of Twilight, and Sunset Shimmer's ex-boyfriend.
- Flash Sentry will meet Pooh and his friends in Pooh's Adventures of My Little Pony Equestria Girls.
- Flash Sentry will meet Thomas the Tank Engine, Ash Ketchum and their friends in Thomas' Adventures of My Little Pony Equestria Girls.
- Flash Sentry is also best friends with Samson.
- Flash Sentry became Master Finn's student and the new Jungle Fury Shark Ranger.