IMHO.

Single-player games like Obsolete - Salvation Protocol

Below are 8 single-player Steam games similar to Obsolete - Salvation Protocol, 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 Obsolete - Salvation Protocol page.

Ranked picks

  1. 1
    Wireworks — Steam game cover

    Wireworks

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy and Indie with Obsolete - Salvation Protocol.

    Design your defenses, build your module board, and manage your wires. Combine signals and create synergies to empower your weapons and survive in this base-defense roguelike auto-battler.

    2026StrategyIndieSimulation5.59 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Endustry — Steam game cover

    Endustry

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy with Obsolete - Salvation Protocol.

    Endustry is a game about building, exploring and surviving. Build machines and conveyor belts to collect resources. Try to survive with or without enemy waves depending on which game mode you play.

    2022StrategyFree To PlayFreeSingle-playerSimilar games →
  3. 3
    Brofish: Fishing Autobattler — Steam game cover

    Brofish: Fishing Autobattler

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy and Indie with Obsolete - Salvation Protocol.

    Autobattler Tower Defense Rogue-like about fishing! Reel in creatures with unique abilities and create an overpowered build to fight off waves of undead!

    2026StrategyIndieSingle-playerSimilar games →
  4. 4
    Magic Kingdom — Steam game cover

    Magic Kingdom

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy and Indie with Obsolete - Salvation Protocol.

    Self moving chess, RTS, Meat pigeon game. In the game, you will control the hero, lead a powerful army, release powerful magic, have a strong city defense, and coordinate resource collection to resist the enemy's strong attack

    2026StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    Aurora Defense — Steam game cover

    Aurora Defense

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy and Indie with Obsolete - Salvation Protocol.

    A unique roguelike deckbuilder + base-building tower defense game. Build powerful defenses in the last bastion of light, fend off relentless waves of darkness, and protect the final goddess!

    2025StrategyIndieEarly Access12.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Firework War — Steam game cover

    Firework War

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy and Indie with Obsolete - Salvation Protocol.

    Use a variety of fireworks to fend off misfortune and protect your family!

    2025StrategyIndieFree To PlayFreeSingle-playerSimilar games →
  7. 7
    Knightica — Steam game cover

    Knightica

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy and Indie with Obsolete - Salvation Protocol.

    Recruit powerful units, place them strategically and find the best synergies in this Roguelike Autobattler! Knightica lets you guide a warband through many challenges to free the Kingdoms. Discover optimal combinations, weave powerful enchants, face dangerous monsters and lead your army to victory!

    2025StrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Taur — Steam game cover

    Taur

    Single-player alternative to Obsolete - Salvation Protocol — playable solo, no multiplayer required. Shares Strategy and Indie with Obsolete - Salvation Protocol.

    Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?

    2020ActionStrategyIndie24.99 USDDeck PlayableSingle-playerSimilar games →