Marvel Universe Guardians of the Galaxy (2015-) #10
BAD MOON RISING! And old enemy returns — one the Guardians thought they'd buried in the past for good! And he's got an entire living planet under his thrall — a planet that's reverting the Guardians to former states of mind! Drax — arena fighter! Rocket — feral beast! Gamora — follower of Thanos! Will they come to their senses in time to save Xandar and the Nova Corps?