IMHO.

Single-player games like Slag

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

Ranked picks

  1. 1
    Planet Killer — Steam game cover

    Planet Killer

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action with Slag.

    A physics-driven sci-fi destruction roguelite. Orbit hostile worlds, unleash devastating weapons, and carve real craters into fully simulated planets while escalating planetary defenses fight back.

    2026ActionSingle-playerSimilar games →
  2. 2
    Dragon Tiles — Steam game cover

    Dragon Tiles

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action and Strategy with Slag.

    Dragon Tiles is a lightweight top-down action roguelite bullet-hell survival game. Lead a chain of multiple heroes in a snake-like formation, automatically attacking and clearing waves of enemies while upgrading your team through the shop after each round.

    ActionStrategyIndieSingle-playerSimilar games →
  3. 3
    Star Striker — Steam game cover

    Star Striker

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action with Slag.

    Free-Flight, Arcade Space Shooter, Action Roguelike. Jet through stylized arenas facing increasingly deadly starships while pushing your power to the absolute limits. Use synergistic weapon mods and game-changing relics to bend reality and take down the giant space wrym Digamora or die trying.

    ActionSingle-playerSimilar games →
  4. 4
    Hotspot Earth — Steam game cover

    Hotspot Earth

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action and Strategy with Slag.

    Environmental hazards are hitting humanity with increasing force - but you're hitting back! Defend cities, build a global movement and change society's path in this tactical horde survival arena.

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Burning Skies — Steam game cover

    Burning Skies

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action and Indie with Slag.

    Burning Skies is a frantic roguelite bullet hell. Join the resistance and assemble the ultimate warjet, shoot take down giant bosses and avoid many dangers to destroy the tyrants who are ruling the world.

    2026ActionIndieCasualSingle-playerSimilar games →
  6. 6
    Xalvorynthium — Steam game cover

    Xalvorynthium

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action and Strategy with Slag.

    **Xalvorynthium** is a neon arcade action roguelike shooter where you dodge enemy fire, evolve your weapons, battle bosses, and chase higher scores through escalating waves of sci-fi chaos.

    2026ActionStrategyIndie4.49 USDSingle-playerSimilar games →
  7. 7
    ComboChain Pulse — Steam game cover

    ComboChain Pulse

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action and Indie with Slag.

    Survive relentless waves in a fast-paced top-down bullet hell shooter. Chain combos, dodge chaos, and master skill-based combat where every second matters.

    2026ActionIndieEarly AccessSingle-playerSimilar games →
  8. 8
    Grid Demon — Steam game cover

    Grid Demon

    Single-player alternative to Slag — playable solo, no multiplayer required. Shares Action and Indie with Slag.

    A cyberpunk bullet-heaven roguelite. Survive the swarm, hack your kills, and turn enemy machines into your own weapons

    2026ActionIndieSingle-playerSimilar games →