Single-player games like Wonderland Gacha House: Muster
Below are 8 single-player Steam games similar to Wonderland Gacha House: Muster, 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 Wonderland Gacha House: Muster page.
Ranked picks
- 1

Starwhisker
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action and Early Access with Wonderland Gacha House: Muster.
Magic cats in space fighting aliens. Light is your weapon, and the Void is hungry. Shift between wavelengths of light, discover powerful upgrades. Help Luma, the last Starwhisker restore hope to a universe being consumed by darkness.
- 2

Arms of God
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action with Wonderland Gacha House: Muster.
Gear up for a battle through hell in this roguelite Bullet Heaven Arena Autoshooter with Doom-inspired gore vibes, metal music, and a satisfying combat feel. Wield five weapons at once, upgrade and merge them to forge indestructible builds, and bring divine justice to a world on the brink of chaos.
- 3

MOBU
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action with Wonderland Gacha House: Muster.
Survive waves of bouncing enemies raining from the skies in this fast-paced action roguelite. Play as a superpowered monk, craft game-breaking builds, and conquer the chaos in sub-30-minute runs.
- 4

Valkyrie Rising: Hordes of Ragnarök
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action with Wonderland Gacha House: Muster.
Carve through the Hordes of Ragnarök in a Bullet Heaven Roguelite inspired by Norse myth. Complete quests mid-run to earn divine blessings, wield the abilities of gods, and forge your path toward the build you want to play.
- 5

Pickle Pete
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action with Wonderland Gacha House: Muster.
A roguelite bullet heaven where you dodge and auto-shoot through waves of enemies. Build devastating weapon, gear and mutation combinations with deep synergies. Face over 30 unique bosses across diverse biomes in this challenging arena shooter.
- 6

Super Robot Survivors
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action with Wonderland Gacha House: Muster.
From the Creative Director of Destroy All Humans! 2 and co-creator of the original TY the Tasmanian Tiger comes a chaotic bullet heaven with objectives. Rescue astronauts, repair reactors, and hack terminals while dodging hundreds of enemies in high-stakes, 10-minute showdowns.
- 7

NeuroSquad - Slay the Horde
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action with Wonderland Gacha House: Muster.
Invent your own weapons in this sci-fi Roguelike shooter! Combine any weapon with any upgrade to customize your arsenal. Form a squad of holographic soldiers, redesign their guns too, and slay hordes of cybernetic enemies!
- 8

Creator's Fall
Single-player alternative to Wonderland Gacha House: Muster — playable solo, no multiplayer required. Shares Action with Wonderland Gacha House: Muster.
Creator’s Fall is an action roguelike with various classes, where you can choose between different paths. The goal is to reach and defeat the final boss at the end of the path. Levels are dynamically generated and feature different biomes. You can choose an upgrade after each level up.