Guardians of the Galaxy: Castaways is hrilling new adventure featuring Marvel 's swashbuckling heroes Rocket Raccoon, Groot, Drax the Destroyer, Gamora, and the ever-charming Star-Lord himself, Peter Quill. After a series of missions—some successful, others less so, and most nearly getting everyone killed—the Guardians of the Galaxy are at a breaking point when they crash-land on a strange planet. With no way to repair their ship, the frustrated Guardians go their separate ways, quickly realizin that the lanet 's inhabitants have never progressed past a medieval stage of development. Quill finds himself a favored member of a powerful duke 's court ( as well as a favourit of the duke 's so), and life seems just fine under the circumstances... until the duchy comes under attack. When Quill reckons that their foe may be what 's keeping the planet 's civilization from advancing, he believes that defeating it—with the Guardians' help—may be their las hope for getting off of hat world... If he could get his friends in time.