IMHO.

Single-player games like LOCUS PROTOCOL

Below are 9 single-player Steam games similar to LOCUS 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 LOCUS PROTOCOL page.

Ranked picks

  1. 1
    Grid Demon — Steam game cover

    Grid Demon

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

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

    2026ActionIndieSingle-playerSimilar games →
  2. 2
    Negative Time — Steam game cover

    Negative Time

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

    Negative Time is a top-down shooter with bullet hell and roguelike elements where each time you get hit, you are sent further and further back in time, until you are sent into the past they tried so hard to erase. Maybe in there lies the key to your escape?

    2026ActionIndieSingle-playerSimilar games →
  3. 3
    Simple Shooter — Steam game cover

    Simple Shooter

    Single-player alternative to LOCUS PROTOCOL — playable solo, no multiplayer required.

    A neon bullet-hell where the swarm is alive. Outlast escalating waves with pure movement — no cover, nowhere to hide. Just geometry, reflexes, and the void between enemies.

    2026Indie2.99 USDSingle-playerSimilar games →
  4. 4
    Star Scrap — Steam game cover

    Star Scrap

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

    A broke bounty hunter. A sarcastic robot. 1,000,000 credit debt. Star Scrap is a chaotic twin stick space roguelite. Blast through increasingly difficult waves of enemies to pay it off.

    2026ActionIndieEarly Access7.19 USDSingle-playerSimilar games →
  5. 5
    Salt VS Pepper — Steam game cover

    Salt VS Pepper

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

    Salt VS Pepper is a twin-stick shooter where you switch between black and white every 3 seconds, leaving behind an evil clone every time you switch! Use guns, walls, bowling balls, and anything in between as a weapon!

    ActionIndieCasualSingle-playerSimilar games →
  6. 6
    The Gun is Good — Steam game cover

    The Gun is Good

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

    Action roguelike horde shooter. Bullet heaven vs bullet hell. Enter The Astral to slay demons by the thousands, loot and craft powerful guns and items, use the power of runes to get strong enough to defeat the Astral Kings.

    ActionIndieSingle-playerSimilar games →
  7. 7
    Talas — Steam game cover

    Talas

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

    Shoot your way across deep space. Shred through waves of enemies, unravel the secrets hiding beneath the surface, and explore the endless synergies in this retro-inspired action roguelike.

    2026ActionSingle-playerSimilar games →
  8. 8
    Delusional — Steam game cover

    Delusional

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

    Delusional is a chaotic top-down roguelike shooter where you battle absurd enemies with hundreds of ridiculous weapons, all in a desperate bid to defeat the eccentric artiste who created you.

    2026ActionIndieSingle-playerSimilar games →
  9. 9
    WayDown — Steam game cover

    WayDown

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

    After a traumatic battle, you've been cursed to walk the earth unable to truly die, you're thrust into battle after battle, dying over and over unable to rest. Until you find the last Nazi bunker, Bunker 666.

    2018ActionIndieFreeDeck PlayableSingle-playerSimilar games →