[#item_full_content] Whether Sean Gunn will return to the MCU after joining his brother over in the DCU remains to be seen. But if Gunn does go back to Marvel, it won’t be as Rocket Raccoon. 
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Sean Gunn Confirms He’s Retired From Playing Rocket Raccoon in the MCU: ‘I’m Too Old’
ByMarvelComicBooks.com
September 22, 2026