Warning: contains potential spoilers for Guardians of the Galaxy #4!After leaving the Guardians of the Galaxy, cosmic hero Rocket Racoon has officially replaced Groot with a new, robotic sidekick. For many years, Rocket and Groot have been a team, with a seemingly unbreakable bond. However, recent events have upended Rocket, Groot and the rest of the Guardians of the Galaxy’s lives. Groot has become a horrifying villain, and the Guardians are working to contain him on the fringes of mapped space. In a preview for Guardians of the Galaxy #4, Rocket returns to the story, bringing a new mechanical assistant.

https://screenrant.com/guardians-galaxy-rocket-raccoon-new-sidekick-groot/