IMHO.

Single-player games like ARC SEED

Below are 13 single-player Steam games similar to ARC SEED, 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 ARC SEED page.

Ranked picks

  1. 1
    Relapse — Steam game cover

    Relapse

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    A 3D deck building roguelike game. Collect over 240 abilities; level them up, enchant them, pair them up with over 100 trinkets, and synergize them with your companions' abilities to create endless combinations to defeat your foes.

    2022Strategy3.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    For The Warp — Steam game cover

    For The Warp

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    A roguelike deckbuilding game in space! Explore randomly generated systems, enemies and strange encounters. Build your deck, survive and reach For The Warp gate!

    2022StrategyIndie2.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Monster Train — Steam game cover

    Monster Train

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    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.

    2020Strategy4.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Pirates Outlaws — Steam game cover

    Pirates Outlaws

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    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.

    2020StrategyIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    StarVaders — Steam game cover

    StarVaders

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    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.

    2025StrategyIndieAdventure17.49 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Astrea: Six-Sided Oracles — Steam game cover

    Astrea: Six-Sided Oracles

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    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.

    2023StrategyIndieCasual24.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Roguebook — Steam game cover

    Roguebook

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    Embrace the challenge of a roguelike deckbuilder with unique mechanics from the developers of Faeria and Richard Garfield, creator of Magic: The Gathering™. Build a team of two heroes, unleash powerful combos and defeat the legends of the Roguebook!

    2021StrategyIndieAdventure24.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Banners of Ruin — Steam game cover

    Banners of Ruin

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    Assemble your party. Answer the call. Win the war. Build a deck and fight a series of turn-based combats with up to 6 party characters through the city of Dawn's Point. Each character can unlock a set of unique cards and abilities that can augment your deck in powerful, exciting ways.

    2021StrategyRPG19.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Slay the Spire — Steam game cover

    Slay the Spire

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    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!

    2019StrategyIndie6.24 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Into the Breach — Steam game cover

    Into the Breach

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    Control powerful mechs from the future to defeat an alien threat. Each attempt to save the world presents a new randomly generated challenge in this turn-based strategy game.

    2018StrategyIndieSimulation14.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Super Robot Wars 30 — Steam game cover

    Super Robot Wars 30

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    30 years on, the battle for our world's future continues. Super Robot Wars is a tactical RPG that brings characters and robots from a variety of mecha anime together to battle their mutual foes.

    2021StrategySimulationRPG59.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    SUPER ROBOT WARS Y — Steam game cover

    SUPER ROBOT WARS Y

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    Super Robot Wars is a grid-based tactical combat RPG that brings units and pilots from a variety of anime together to battle their mutual foes. Rise, Unite, and Triumph!

    2025StrategySimulationRPG59.99 USDDeck VerifiedSingle-playerSimilar games →
  13. 13
    LakeSide — Steam game cover

    LakeSide

    Single-player alternative to ARC SEED — playable solo, no multiplayer required. Shares Strategy with ARC SEED.

    A cozy minimalist city builder. Build and manage a quiet town by the lake or expand it into a picturesque city state in this side-scrolling city builder featuring hybrid mechanics. Construct marvelous buildings, epic wonders and become the envy of the known world!

    2024StrategyIndie14.99 USDSingle-playerSimilar games →