Season 2

On a mission to protect Star-Lord's home planet of Earth, the Guardians of the Galaxy cross paths with Earth's Mightiest Heroes, The Avengers! After an epic battle, the two teams come together to save Earth from an alien mad scientist, The High Evolutionary. But in doing so, and ancient weapon is unleashed! Now with every alien baddie in the galaxy trying to get their hands on this weapon, The Guardians must unlock its secrets before it destroys them and everything they've sworn to protect!