Single-player games like Decktamer
Below are 12 single-player Steam games similar to Decktamer, 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 Decktamer page.
Ranked picks
- 1

Monster Train
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
Monster Train is a strategic roguelike deck building game with a twist. Set on a train to hell, you’ll use tactical decision making to defend multiple vertical battlegrounds. With real time competitive multiplayer and endless replayability, Monster Train is always on time.
- 2

Astrea: Six-Sided Oracles
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
Astrea is a DICE-deck-building roguelike that flips the script on deckbuilders by using dice instead of cards and a unique dual “damage” system: Purification vs Corruption. Build a dice pool strong enough to purify Astrea's out-of-control corruption and save the Star System.
- 3

Wildfrost
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
Take on the elements in Wildfrost, a tactical roguelike deckbuilder! Journey across a frozen tundra, collecting cards strong enough to banish the eternal winter…
- 4

Pirates Outlaws
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
Pirates Outlaws is a roguelike card game in which you navigate dangerous seas and challenge their masters. Your expedition will be full of ambushes and will not be easy. Build your deck and combos to become a reputed pirate.
- 5

StarVaders
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
Pilot a powerful mech to fight off the alien invasion in this ULTIMATE fusion of deckbuilding and grid-based tactics. Discover game-breaking combos, rewind time to alter your fate, and protect the future of humanity in this endlessly replayable roguelike.
- 6

LONESTAR
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
LONESTAR is a strategic Roguelike spaceship deckbuilder. As a bounty hunter, you will capture criminals scattered across the universe. Win the shockwave battle to gain rewards and vacations. Find treasures, customize spaceships, unlock talents, defeat the felons and be a legend!
- 7

Dice & Fold
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
A turn-based dungeon crawler where your only way of attacking the enemy is by rolling dice. Roll dice to damage enemy cards to FOLD. Inspired by classic Solitaire, in a top-down table and enemies made out of cards, try to beat the dungeon with 35 unique classes. Build your deck, kill monsters.
- 8

Slay the Spire 2
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
The iconic roguelike deckbuilder returns. Craft a unique deck, encounter bizarre creatures, and discover relics of immense power in Slay the Spire 2!
- 9

Slay the Spire
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!
- 10

Inscryption
Single-player alternative to Decktamer — playable solo, no multiplayer required. Shares Strategy with Decktamer.
Inscryption is an inky black card-based odyssey that blends the deckbuilding roguelike, escape-room style puzzles, and psychological horror into a blood-laced smoothie. Darker still are the secrets inscrybed upon the cards...
- 11

Made in Abyss: Binary Star Falling into Darkness
Single-player alternative to Decktamer — playable solo, no multiplayer required.
Experience the awesome power of the Curse of the Abyss, as well as the astonishing, legendary entities known as primeval creatures. Prepare to glimpse the world of Riko and her friends.
- 12

Plushie Bomber
Single-player alternative to Decktamer — playable solo, no multiplayer required.
Blow your enemies up with their own bombs in this explosive 2D action platformer! Catch the deadly plushies' bombs in time to throw them right back to the sender! Will you uncover the cute fluffy toys' origins?