In Expelled, players control a rabbit navigating through various dangerous planets, tasked with defeating monsters to earn his freedom from a space prison. The gameplay involves overcoming obstacles, utilizing unusual weapons, and employing creative strategies to complete levels.

The storyline of Expelled follows a rabbit who must complete perilous missions to secure his release and return to his family. As players progress, they uncover the truth behind his imprisonment and the warden's true intentions.

Expelled stands out with its distinctive weaponry and unconventional level completion methods, offering a blend of platforming challenges and narrative depth that engages players in a unique adventure.