IMHO.

Single-player games like Union of Gnomes: Prologue

Below are 11 single-player Steam games similar to Union of Gnomes: Prologue, 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 Union of Gnomes: Prologue page.

Ranked picks

  1. 1
    Union of Gnomes — Steam game cover

    Union of Gnomes

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Indie with Union of Gnomes: Prologue.

    Onwards to revolution in this challenging deck-building roguelite. Free your gnome comrades, assemble your squad, mind wieners (supplies), slay the slavers, and take down the fiercest of them all – Snow White! FREEDOM TO GNOMES!

    2025StrategyIndieAdventure11.24 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Odds Chronicles — Steam game cover

    Odds Chronicles

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Indie with Union of Gnomes: Prologue.

    A tactical roguelite RPG where every roll matters. Fight on a strategic grid, shape your hero’s path through dice-driven choices, and uncover a story-rich world inspired by tabletop adventures.

    2026StrategyIndieAdventureSingle-playerSimilar games →
  3. 3
    Low Magic They Said — Steam game cover

    Low Magic They Said

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Indie with Union of Gnomes: Prologue.

    A dark fantasy roguelike deckbuilder where broken builds are a feature, not a bug. Think Slay the Spire meets the unforgiving difficulty of Dark Souls, with Diablo 2's philosophy of letting you discover ridiculously powerful builds yourself. They lied about the magic being low.

    2026StrategyIndieRPG14.99 USDSingle-playerSimilar games →
  4. 4
    Little Immortal Cultivator — Steam game cover

    Little Immortal Cultivator

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Indie with Union of Gnomes: Prologue.

    This is a Rogue-like card-building game set in a world of cultivation and immortality. Choose a core path such as sword, magic, or sorcery, and combine it with auxiliary styles like alchemy, forging, and merchant to create a unique deck to challenge bosses!

    StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    Vortex Siege — Steam game cover

    Vortex Siege

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Indie with Union of Gnomes: Prologue.

    Defend your city in Vortex Siege, a roguelike collectible card game where you can evolve your cards in unique ways for millions of possibilities. Defeat your enemies in battle, steal their cards, and customize them. Build and defend your town between battles. Collect, customize, and carry on!

    2026StrategyIndieSingle-playerSimilar games →
  6. 6
    Shrike — Steam game cover

    Shrike

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and RPG with Union of Gnomes: Prologue.

    Pickpocket rival flocks to build a deck. Steal abilities, stay hidden, survive. A turn-based roguelike deckbuilder about one bird's grim migration north through a wretched medieval kingdom.

    StrategyRPGSingle-playerSimilar games →
  7. 7
    Cardtonia — Steam game cover

    Cardtonia

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Indie with Union of Gnomes: Prologue.

    A deckbuilding card game. Summon minions, sacrifice wounded ones to summon stronger minions, use their effects to grow fast, and defeat your opponent within a set number of turns. Keep upgrading your minions, discover Treasures, build unique decks, and aim to reach the top of Diamond Town!

    StrategyIndieRPGSingle-playerSimilar games →
  8. 8
    Hunter's Moon: A Sovereign Syndicate Adventure — Steam game cover

    Hunter's Moon: A Sovereign Syndicate Adventure

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Adventure with Union of Gnomes: Prologue.

    A Victorian Steampunk Roguelite Deckbuilder. Choose from four characters with unique cards and abilities. Customize your deck and character as you investigate a mysterious plague. Battle corrupted beasts and bosses in turn-based combat to unlock powerful relics and enchanted tarot cards.

    2025StrategyAdventureRPG15.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Moonlighter — Steam game cover

    Moonlighter

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Union of Gnomes: Prologue.

    Moonlighter is an Action RPG with rogue-lite elements that demonstrates two sides of the coin – revealing everyday routines of Will, an adventurous shopkeeper that secretly dreams of becoming a hero.

    2018ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Slay the Spire — Steam game cover

    Slay the Spire

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy and Indie with Union of Gnomes: Prologue.

    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 →
  11. 11
    Ascension — Steam game cover

    Ascension

    Single-player alternative to Union of Gnomes: Prologue — playable solo, no multiplayer required. Shares Strategy with Union of Gnomes: Prologue.

    In this cultivation 4X strategy game, your sect has been in peril, and so they open a portal—sending you, a young disciple and their last hope, inside. Stand tall as the new sect leader and guide disciples to rebuild what was lost. Sharpen your focus, master alchemy, and ascend to immortality.

    2025StrategyEarly Access16.99 USDDeck PlayableSingle-playerSimilar games →