Marshmallow Marvin: Grimvault is an adventure, released 14 April 2025 on Xbox Series X|S, Xbox One and PC (Microsoft Windows).
What Marshmallow Marvin: Grimvault is
Marshmallow Marvin: Grimvault was released in 2025. It is available on Xbox Series X|S, Xbox One and PC (Microsoft Windows).
The premise, in the publisher's words
Embark on a perilous adventure in Marshmallow Marvin: GrimVault, where haunted tombs, deadly traps, and ancient secrets await. Test your wits and agility and uncover the dark mysteries of the cursed vault!
How it plays
Its themes are action. It is a single-player game with no multiplayer component.
What it launched against
Marshmallow Marvin: Grimvault launched on 14 April 2025, within three weeks of Inzoi, Clair Obscur: Expedition 33, Blue Prince and South of Midnight. It arrived 5 years into the Xbox Series's life, so it was built for hardware developers already knew well.
Released around the same time: Inzoi, Clair Obscur: Expedition 33, Blue Prince, South of Midnight.
Screenshots
All media
Quick answers
Marshmallow Marvin: Grimvault — frequently asked questions
When did Marshmallow Marvin: Grimvault come out?
Marshmallow Marvin: Grimvault was released on 14 April 2025 for Xbox Series X|S, Xbox One and PC (Microsoft Windows).
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