Marshmallow Marvin: Grimvault Xbox One

Embark on an epic journey in Marshmallow Marvin: Grimvault, where dark tombs, ancient relics, and perilous puzzles await! Join the fearless adventurer Marvin as they explore haunted vaults, filled with deadly traps, shifting passages, and ancient secrets. Test your wits and agility to solve intricate puzzles, dodge treacherous obstacles, and unearth the mysteries of the cursed vault. Will Marvin conquer the GrimVault's dangers, or will the vault's dark secrets consume them forever? The adventure begins now!

“Marshmallow Marvin: Grimvault” is a Platform game, developed by Jolly Lobster Interactive for Xbox One and released in 2025. The game offers single-player gameplay. It is available across multiple platforms (Xbox One and Xbox Series). Available on Xbox Store. The title is suitable for ages 7 and up.