Rocket Raccoon is a Marvel Comics superhero and a major character of the Marvel Cinematic Universe. He is one of the titular protagonists of the Guardians of the Galaxy duology, one of the deuteragonists of Avengers: Infinity War, and one of the titular protagonists of Avengers: Endgame. Rocket is an intelligent alien resembling an anthropomorphic raccoon with expert marksmanship and is a member of the Guardians of the Galaxy.