IMHO.

Single-player games like 70s-style Robot Anime Geppy-X

Below are 12 single-player Steam games similar to 70s-style Robot Anime Geppy-X, 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 70s-style Robot Anime Geppy-X page.

Ranked picks

  1. 1
    The Last Sideran — Steam game cover

    The Last Sideran

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    The Last Sideran is a hand-drawn 2D arcade shoot ’em up with select stylized 3D elements, following Zenia, the last Sideran. Dodge the Spikes, gather star essence, unlock ships with distinct weapons, and chase high scores through escalating runs.

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

    SuperSubmarine

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    How long can you survive? A simple game where you keep dodging and keep fighting back. Aim for a high score!

    ActionIndieCasualSingle-playerSimilar games →
  3. 3
    Battle Marine Advance! — Steam game cover

    Battle Marine Advance!

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    Jump, shoot, and unleash an invincible laser in this unique single-screen score-attack shooter. Keep every shot on target, build huge HIT combos, collect medals, and climb the online leaderboards—then watch replays from the world's best players.

    2026ActionIndieSingle-playerSimilar games →
  4. 4
    Touhou Sousenkyou ~ Land of Oracular Zeitgeist — Steam game cover

    Touhou Sousenkyou ~ Land of Oracular Zeitgeist

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    The Sousenkyou Battle Royale has hit the village's yellow brick roads! Strange things are happening behind the curtain. It's time for actors and stagehands to work hand-in-hand to find the real goals behind that popularity contest. (This game is a fangame).

    2026ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    RESHOOTER — Steam game cover

    RESHOOTER

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    RESHOOTER offers heart-pounding shoot-em-up action that elevates classic arcade gameplay to the next level. Dive into the retroflow with electrifying visuals, immersive audio, and captivating mechanics.

    2026ActionIndieEarly Access12.99 USDSingle-playerSimilar games →
  6. 6
    Tower Strike '89 — Steam game cover

    Tower Strike '89

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    The tower defense game where you take control. Instantly snap between towers, build and customize your defenses then attack alongside them to dominate waves of enemy Derplings. Tower defense meets retro arcade shooter with roguelike runs. Feed the machine with every kill. Shoot, Snap, Survive.

    2026ActionStrategyIndieSingle-playerSimilar games →
  7. 7
    Tiebreakers — Steam game cover

    Tiebreakers

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    A SHONEN RUN N' GUN! Discover a heated run n' gun gameplay and challenging boss-fight tiebreaks. Shoot, Parry, and blast your way through intense encounters mastering a combat system about precision and movement. Every challenge is an opportunity to learn: push your limits, and come back stronger.

    ActionSportsSingle-playerSimilar games →
  8. 8
    Oh! Robot: Legendary Mechanic — Steam game cover

    Oh! Robot: Legendary Mechanic

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    Oh! Robot is a top-down shooting game featuring the catchphrase 'NEVER GIVE UP! NEVER SURRENDER!' It follows the journey of a brave young girl who pilots a robot named ZeroBot to save the world from rampaging machines driven mad by a rogue AI. Engine start let’s go!

    ActionIndieAdventureSingle-playerSimilar games →
  9. 9
    Fear Effect — Steam game cover

    Fear Effect

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    Fear Effect, the pioneering cel-shaded cinematic action game, returns!

    2025ActionAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Fighting Force Collection — Steam game cover

    Fighting Force Collection

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    The legendary 3D beat 'em up is back: Fighting Force!

    2026Action19.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Fear Effect 2: Retro Helix — Steam game cover

    Fear Effect 2: Retro Helix

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required. Shares Action with 70s-style Robot Anime Geppy-X.

    The fear is back.Return to 2048 Hong Kong in the groundbreaking survival-horror that defined style and mature storytelling for a generation.

    2026ActionAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    Milano's Odd Job Collection — Steam game cover

    Milano's Odd Job Collection

    Single-player alternative to 70s-style Robot Anime Geppy-X — playable solo, no multiplayer required.

    Milano is on her own for summer vacation, and she’s ready to live her best life! Take on part-time jobs, personalize your home, or spend the day eating popcorn at the park. Experience this retro classic for the first time outside of Japan, now with modern improvements.

    2025Casual10.04 USDDeck VerifiedSingle-playerSimilar games →