IMHO.

Single-player games like Skyfire Stronghold

Below are 8 single-player Steam games similar to Skyfire Stronghold, 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 Skyfire Stronghold page.

Ranked picks

  1. 1
    Mycelium Conquest — Steam game cover

    Mycelium Conquest

    Single-player alternative to Skyfire Stronghold — playable solo, no multiplayer required. Shares Strategy and Indie with Skyfire Stronghold.

    A deep biological network automation game where you grow a living mycelial network across an alien planet. Consume the local flora and creatures, build biological production chains, and evolve from a tiny spore into a cosmic entity that consumes worlds.

    2026StrategyIndieSimulation7.99 USDSingle-playerSimilar games →
  2. 2
    RPG IDLE — Steam game cover

    RPG IDLE

    Single-player alternative to Skyfire Stronghold — playable solo, no multiplayer required.

    RPG IDLE is an IDLE game with inspiration from most RPGS... In this game you will be controlling Clovis, a brave Knight in search of training.

    2021Casual2.99 USDSingle-playerSimilar games →
  3. 3
    Planet Gemini — Steam game cover

    Planet Gemini

    Single-player alternative to Skyfire Stronghold — playable solo, no multiplayer required. Shares Strategy and Indie with Skyfire Stronghold.

    Planet Gemini is a factory-building and tower defense game. After crash-landing on two planets during an interdimensional journey, fend off waves of enemies and research a portal to survive.

    2026StrategyIndieFree To PlayFreeSingle-playerSimilar games →
  4. 4
    There Are No Orcs — Steam game cover

    There Are No Orcs

    Single-player alternative to Skyfire Stronghold — playable solo, no multiplayer required. Shares Strategy and Indie with Skyfire Stronghold.

    An RTS-Roguelike hybrid with auto-battling troops. Master building placement, swarm your enemies, and smash their defenses with unit-commander combos!

    2025StrategyIndie8.99 USDSingle-playerSimilar games →
  5. 5
    Slimeward — Steam game cover

    Slimeward

    Single-player alternative to Skyfire Stronghold — playable solo, no multiplayer required. Shares Strategy and Indie with Skyfire Stronghold.

    Slimeward is an idle game where players build and upgrade a village, recruit heroes, and defeat Monster 'Slime' that fell in front of the house one day,

    2026StrategyIndieSimulation2.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Nordhold — Steam game cover

    Nordhold

    Single-player alternative to Skyfire Stronghold — playable solo, no multiplayer required. Shares Strategy and Indie with Skyfire Stronghold.

    Enemies are coming! Every decision matters: build your city, grow the economy, and prepare for enemy waves. Strengthen your defenses, adapt your strategy, and unleash your hero’s full potential. This unique Tower Defense will test your skills – are you worthy to claim a place at Valhalla?

    2025StrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Berserk B.I.T.S — Steam game cover

    Berserk B.I.T.S

    Single-player alternative to Skyfire Stronghold — playable solo, no multiplayer required. Shares Strategy and Indie with Skyfire Stronghold.

    Berserk B.I.T.S is an idle-rpg, auto-battler, chip-collecting game that runs on your desktop. Let your B.I.T do battle and collect items. Collect rare chips and build your deck! Customize and Level up to take down intense Virus bosses as you unravel the mysteries behind the attacks on the Net.

    2025StrategyIndieSimulation5.73 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Automon — Steam game cover

    Automon

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

    Fast-paced auto-battler. Fight, capture and upgrade Automons, build a diverse party, battle bad Bosses and become the Automon Champion!

    2022Strategy7.99 USDSingle-playerSimilar games →