IMHO.

Single-player games like Katana Killer

Below are 9 single-player Steam games similar to Katana Killer, 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 Katana Killer page.

Ranked picks

  1. 1
    Cyber Spartan — Steam game cover

    Cyber Spartan

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

    Top-down cyberpunk action set inside a machine world. Three game modes, 37 skills, an AI that judges your every move. Hotline Miami precision meets bullet-hell bosses, katana parries, and hacking. PRE-ALPHA — shape the game with us.

    2026ActionIndieEarly Access14.99 USDSingle-playerSimilar games →
  2. 2
    Rikua — Steam game cover

    Rikua

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

    A cyberpunk roguelite game blended with three mechanics: 3D isometric combat, third-person shooting, and fast paced action platformer. Enter the missions, erradicate the rogue androids, build yourself stronger, find the truth in this Mechanical War between the humans and the metal.

    2026ActionIndieAdventure9.99 USDSingle-playerSimilar games →
  3. 3
    V.E.C.T. Arcade — Steam game cover

    V.E.C.T. Arcade

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

    V.E.C.T. Arcade features 4 distinct neo-arcade games. Blast through bullet hell in Impact, outrun the void in Deadline, perform chain combos in Slash, and defend the core in Orbit. Push your skills to the limit and leave your name on the leaderboards.

    2026ActionIndieSingle-playerSimilar games →
  4. 4
    Epsilon Zero — Steam game cover

    Epsilon Zero

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

    "Epsilon Zero" is a fast-paced top-down action roguelike shooter where every mission is an all-out assault. Use devastating weapon combinations, unlock powerful upgrades, adapt your tactics, and exterminate everything standing in your way.

    ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    Gemfire Survival — Steam game cover

    Gemfire Survival

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

    Survive endless neon waves in this fast-paced arcade auto-shooter. Collect XP gems to evolve your build with game-breaking synergies, survive brutal 60-second boss cycles, and spend banked gems in an infinite permanent skill tree to push your next run even further.

    2026ActionIndieSingle-playerSimilar games →
  6. 6
    CyberSprawl: Survivors — Steam game cover

    CyberSprawl: Survivors

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

    Outbuild the horde in a cyberpunk bullet heaven with loot worth discovering. Evolve your weapons, explore dangerous districts, and find gear that opens new build choices. Get your haul home, gear up, and go back for more.

    ActionIndieEarly AccessSingle-playerSimilar games →
  7. 7
    Ultra Paddle — Steam game cover

    Ultra Paddle

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

    A high-speed arcade roguelite where classic physics meet insane abilities. Deflect the ball, survive intense boss fights, and combine 100+ active and passive skills to break the game. Every run makes you stronger. Your goal? Become unstoppable.

    2027ActionSportsIndieSingle-playerSimilar games →
  8. 8
    Shroomocracy! And The Wand Of Ages — Steam game cover

    Shroomocracy! And The Wand Of Ages

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

    A fast‑paced top‑down bullet‑heaven shooter where you blast through massive hordes using your SPITE Canon, collect power‑ups, and fight varied spawn types with unique behaviors while exploring shops, dialog, and spacious maps.

    ActionIndieFree To PlayFreeSingle-playerSimilar games →
  9. 9
    Dark Fantasia — Steam game cover

    Dark Fantasia

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

    Crush the armies of darkness and rise to divine power. Your goal is the fortress where the Great Demon awaits. But remember - you are not immortal. Dodge enemy attacks, find new weapons and perks - only then will you survive.

    ActionIndieAdventureSingle-playerSimilar games →