Single-player games like Marshmallow Marvin: Grimvault
Below are 8 single-player Steam games similar to Marshmallow Marvin: Grimvault, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Marshmallow Marvin: Grimvault page.
Ranked picks
- 1

Marshmallow Marvin: Timberfall
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Indie with Marshmallow Marvin: Grimvault.
Marshmallow Marvin: Timberfall is a 2D pixel art platformer where Marvin explores the moonlit Timberfall Woods, dodging bears, owls, traps, and wild dangers while mastering precision platforming to survive the night and uncover hidden forest secrets.
- 2

Marshmallow Marvin: Templestone
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Indie with Marshmallow Marvin: Grimvault.
Marshmallow Marvin: Templestone is a challenging 2D pixel art platformer where you guide Marvin through trap filled ancient ruins, avoiding deadly spikes, dodging automated turrets, and mastering precision platforming to reach the exit.
- 3

Sloth Tales
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Indie with Marshmallow Marvin: Grimvault.
"It's called Sloth Tales and it's about Jimmy's search for his biological father. Quite frankly it's brilliant." – Wordsworth the Panda.
- 4

Alruna: End of History
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Indie with Marshmallow Marvin: Grimvault.
Alruna; now in wide-screen! A different kind of Metroidvania, a tour-de-force of game design, with world-class temples and dungeons. Dead men yearn for Heaven, but Elysium remains out of their grasp.
- 5

Perfectly Fair
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Indie with Marshmallow Marvin: Grimvault.
A precision platformer where spikes, lava, Portals, and Switches turn every jump into a puzzle you can only blame yourself for missing. Build your own devious levels in the full in-game Level Builder, then publish them for the whole community to play.
- 6

Marble's Marbles
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Adventure with Marshmallow Marvin: Grimvault.
A love letter to the classic marble games. Help Marble find his lost marbles and roll through physics-powered worlds packed with wild challenges and quirky contraptions.
- 7

Downwell
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Indie with Marshmallow Marvin: Grimvault.
Downwell is a curious game about a young person venturing down a well in search of untold treasures with only his Gunboots to protect him.
- 8

Olija
Single-player alternative to Marshmallow Marvin: Grimvault — playable solo, no multiplayer required. Shares Action and Indie with Marshmallow Marvin: Grimvault.
Olija is a game about Faraday's quest, a man shipwrecked then trapped in the mysterious country of Terraphage. Armed with a legendary harpoon, he and other castaways try to leave this hostile country to return to their homelands.