That said, there are still plenty of Rocket-shaped stones left unturned in the MCU, which Guardians of the Galaxy Vol. 3 seems intent on fixing later this year. While Gunn describes Vol.

"I love Rocket Raccoon so much," said Cooper. " And I love doing that third one [Guardians of the Galaxy Vol. 3] because [that's] when James [Gunn] told me what was going to be the origin story.