A signed 8x10 inch photo, autographed in-person by Bradley Cooper, voicing Rocket Raccoon in the Avengers films (Marvel Cinematic Universe). In-Person Signature. Authentication: GA [Global Authentics] Certification Number: GV922348 Collector Note: This signed 8x10 captures Bradley Cooper lending his voice to Rocket Raccoon in the Avengers films, a key and beloved character in the Marvel Cinematic Universe. In-person authenticated autographs like this are highly collectible and make a standout piece for MCU fans and pop culture collectors. A display-ready, standout collectible from one of the biggest superhero franchises in cinema.