Marvel's Guardians of the Galaxy is an Action-Adventure Space Opera game based on the Marvel Comics property of the same name, made by Eidos Montreal and published by Square Enix. Similar to Spider-Man and Marvel's Avengers, the game is an original story set in its own world. It was released on Playstation 4, Playstation 5, Microsoft Windows, Xbox One, and Xbox Series X|S on October 26, 2021, with a cloud streaming version of the game released for Nintendo Switch on the same day.

In the game, you play as Peter Quill / Star-Lord, the leader of his titular Ragtag Bunch of Misfits, here consisting of Rocket Raccoon, Groot, Gamora, and Drax the Destroyer. Set some time after the so-called Galactic War opposing Thanos and Chitauri to the rest of the Galaxy, the Guardians get pulled into a series of events with potentially cataclysmic consequences, it's up to them to save the entire Galaxy. The game has a Choice-and-Consequence System involved, as well as a plethora of licensed music that will be used and heard in a variety of contexts.