IMHO.

The Magical Quest of Molly The Marble vs Momotaro and the Oni Island

The Magical Quest of Molly The Marble and Momotaro and the Oni Island both land in RPG, Casual on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share RPG, Casual on Steam. The Magical Quest of Molly The Marble has co-op; Momotaro and the Oni Island does not. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.

Which should you pick?

Choose The Magical Quest of Molly The Marble

Choose The Magical Quest of Molly The Marble if you want an Indie and Adventure game with Multi-player, Shared/Split Screen, and Shared/Split Screen Co-op. On Steam, it has co-op, so you can bring a friend.

Choose Momotaro and the Oni Island

Choose Momotaro and the Oni Island if you want an Action game with Steam Leaderboards. On Steam, it's a focused single-player run rather than a multiplayer commitment.

Both The Magical Quest of Molly The Marble and Momotaro and the Oni Island sit in RPG and Casual on Steam and both list Gamepad Recommended, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.

Side-by-side comparison

The Magical Quest of Molly The Marble vs Momotaro and the Oni Island — Steam metadata comparison
The Magical Quest of Molly The Marble — Steam game coverThe Magical Quest of Molly The MarbleMomotaro and the Oni Island — Steam game coverMomotaro and the Oni Island
Released——
GenresIndie, Adventure, RPG, CasualAction, RPG, Casual
PlatformsWindowsWindows
Steam DeckUnratedUnrated
PricePrice unknownPrice unknown
Steam reviews——
MultiplayerMulti-player, Shared/Split Screen Co-op, Co-opSingle-player only
DevelopersDapper Duck Software, LLCNigiri Games

Side by side

The Magical Quest of Molly The Marble vs Momotaro and the Oni Island — FAQ

Are The Magical Quest of Molly The Marble and Momotaro and the Oni Island similar?
They overlap on RPG, Casual on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
Does Momotaro and the Oni Island have multiplayer like The Magical Quest of Molly The Marble?
No. The Magical Quest of Molly The Marble supports multiplayer on Steam (Multi-player, Shared/Split Screen Co-op, Co-op), while Momotaro and the Oni Island is listed as single-player only.