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

Star Realms
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Star Realms is a hugely popular space combat deckbuilding game. Download and play today (note: base set is required to play online) to find out why Star Realms is the winner of SXSW 2014 Board Game of the Year, 7 Golden Geek Awards from BoardGameGeek, and 2 Dice Tower awards!
- 2

Ascension: Deckbuilding Game
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Ascension: Deckbuilding Game is now available for your PC and Mac, complete with 9 full expansion decks! Play alone or with friends to battle against the Fallen One for honor and victory. Conceived and designed by Justin Gary, Ascension will provide hours of engaging and strategic game play for enthusiasts and experienced gamers alike.
- 3

Dominion
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Expand a small kingdom to a mighty Dominion! Play the Spiel des Jahres winning boardgame beloved by millions around the world. Discover the game that defined a genre, Dominion was first to popularize deck-building and remains a staple of tabletop. This is the officially licensed implementation.
- 4

Race for the Galaxy
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Explore, Settle, Develop, Trade, Consume, or Produce? Which do you need most? Which of Earth's former colonies will be most successful at settling the galaxy, now that JumpDrive exists? Who will discover the secrets of the mysteriously vanished Alien Overlords? Your goal: to build the most prosperous and powerful space empire!
- 5

Infinity Wars: Animated Trading Card Game
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Outplay your opponent with simultaneous turns and commander-driven deck-building in a fully free-to-play PvP experience. Build your deck from 1000+ cards across 8 unique factions, and face opponents on a truly level playing field. In Infinity Wars, skill is the only factor that determines victory!
- 6

Hero Realms
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
From the makers of the award-winning Star Realms Deckbuilding Game ®, Hero Realms combines the fun of deckbuilding games with the interactivity of trading card game-style combat.
- 7

Unmatched: Digital Edition
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Unmatched: Digital Edition is a highly asymmetrical game of card-driven battles between epic heroes from story and myth. ⚔️ Witness clashes you've never seen before in duels or team fights. 💥 In battle, there are no equals! 💥
- 8

Aeon's End
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Deck building with a twist! Lead a team of mages against the Nameless in this magic-based card battle game and save the city of Gravehold!
- 9

Puzzle Strike
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Puzzle Strike is an online deckbuilding puzzle game from David Sirlin, lead designer of Puzzle Fighter HD Remix and creator of the Fantasy Strike universe. Improve your deck (of chips!) as the game unfolds and crush your opponents under a mountain of gems!
- 10

Roll for the Galaxy
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Roll for the Galaxy is a dice game of building space empires for 2-5 players. Your dice represent your populace, whom you direct to develop new technologies, settle worlds, and ship goods. The player who best manages their workers and builds the most prosperous empire wins!
- 11

Bazaar
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Fly on a magic carpet through the mystical land of Bazaar, collecting exotic trinkets for your journey! Beware dart traps, sea cobras, and hungry crocs that lurk around corners. Vandal monkeys have stolen relics from the guardian of the labyrinth - will you recover them in time or be trapped forever?
- 12

Ascension VR
Single-player alternative to Shards of Infinity — playable solo, no multiplayer required. Shares Strategy with Shards of Infinity.
Now updated with the War of Shadows expansion and support for motion controls! Come try out the expansion with the devs, Tuesday nights at 8pm Pacific. Ascension VR is the first deckbuilding Virtual Reality experience.