Single-player games like Deckzin
Below are 8 single-player Steam games similar to Deckzin, 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 Deckzin page.
Ranked picks
- 1

I'm No Demonlord
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Action and Indie with Deckzin.
"I'm No Demonlord" is a Roguelike shooter bullet hell game. High freedom in mechanics leads to unique playthroughs. As a demon-possessed hero, battle enemies, grow, and unveil dark schemes. Can he accept his new role? Save "kinds" or destroy "outsiders"? Good or evil? The choice is yours.
- 2

Pattern Survivors: Bullet Hell — Create Chaos
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Action and Strategy with Deckzin.
“Pattern Survivors: Bullet Hell” — a dynamic roguelike where you design your own attack patterns and defend your tower against endless waves of enemies. Upgrade, modify, and adapt your strategy in real time — can you survive the chaos of patterns?
- 3

Starwhisker
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Action and RPG with Deckzin.
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.
- 4

Pixel Three Kingdoms: Zombie Dungeon
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Action and Strategy with Deckzin.
"Pixel Three Kingdoms - Zombie Dungeon" combines various random elements such as dungeons, exploration, auto-chess, hero and equipment draws. Choose a hero as the lord to assemble your army lineup, and all gameplay elements are generated by the program in the dungeons.
- 5

Micron Survivor
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Action and RPG with Deckzin.
Micron Survivor is a survival game with rogue-lite elements where you play as alien microorganisms under the microscope. Evolve, unlock research objectives, find symbiotic weapons, upgrade your builds, and fight hordes of terrestrial organisms to rule the microcosm.
- 6

Cue Knight
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Action and Strategy with Deckzin.
Cue Knight is a physics roguelite inspired by billiards. Slingshot yourself through dungeons, smashing monsters with precision shots. Collect powerful weapons and items, upgrade your stats, and clear an endless series of rooms in as few moves as possible.
- 7

Ascend to ZERO
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Action and Strategy with Deckzin.
Have you ever wondered what it feels like to stop time? Ascend to ZERO is a time-bending action-roguelike where you can use your unique ability to freeze time and fight your way to the top.
- 8

Lootbound
Single-player alternative to Deckzin — playable solo, no multiplayer required. Shares Strategy and Indie with Deckzin.
Lootbound is a tactical roguelite with turn-based combat, loot management and D&D elements set in a dark fantasy world. Fight dangerous enemies, collect epic loot, recruit allies and lead them on a path of adventure.