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

Roll and Hold
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
A card-driven roguelite tower defense. Route a branching map, keep and grow towers as equipment cards, weld enhancement cards into them, and chain fire/water/lightning/wind reactions to break the horde. 82 relics, 70 events, procedural voxel boards. 2-4 player online and LAN co-op.
- 2

Rogue Cube Defense
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
Rogue Cube Defense is a minimalist roguelite tower defense game with procedurally generated path that you gradually build up. Each run is different as the upgrades you get from leveling up are random. Pick your towers loadout and come up with the best strategy to beat the hordes of enemies.
- 3

Runeforged: Monolith
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
Well met! You have found the Monolith, but now you must defend it! Set forth in a strategic roguelite deckbuilder and tower defense game. Choose a unique class, explore a randomly generated map, construct towers, sling spells at enemies, and defeat the dark dungeon once and for all!
- 4

Machines vs Monsters
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
Machines vs. Monsters is a roguelite tower defense. Land on a hostile planet, build mazes of industrial firepower, and hold your Command Center against escalating native waves. Lose, learn, upgrade the fleet, redeploy. Batavia's survey says the site is viable. The site disagrees.
- 5

Deck Defense
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
Tower defense meets deck building in Deck Defense. Defending against the blobs is no easy feat. Will you prioritise fortifying your tower defenses or expanding the map? Build your deck with over 75 cards to choose from.
- 6

Sky Defense
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
A card-driven tower defense game where one wrong choice ends your run. Place defenses, upgrade your deck between rounds, and protect your floating island from endless waves of enemies.
- 7

Card Conquest
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
Card Conquest is a Tower Defense game with Deckbuilding and Roguelite elements. Combine spells, towers and units to create a deck and defeat your enemies. Spend your resources wisely and find balance between offense and defense. Gather powerful relics that will enhance your cards.
- 8

The Echoes of Mars
Single-player alternative to Qubicks — playable solo, no multiplayer required. Shares Strategy and Indie with Qubicks.
The Echoes of Mars is a voxel-style tower defence game. Defend your research base on Mars from ancient creatures by strategically placing towers and using advanced tech.