IMHO.

Single-player games like 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE

Below are 10 single-player Steam games similar to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE, 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 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE page.

Ranked picks

  1. 1
    Starboost EX — Steam game cover

    Starboost EX

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Indie with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    Fly in space like Ironman with 30+ missions to play & deploy your own turrets & monsters into the battlefield. A story driven Sci-fi adventure game.

    2019ActionIndieAdventure6.99 USDSingle-playerSimilar games →
  2. 2
    Starship Destroyer — Steam game cover

    Starship Destroyer

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Indie with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    A sci-fi space vehicle combat game, where the player must defend their capital ship from being destroyed, while attempting to destroy the alien force's own capital ship!

    2024ActionIndie0.99 USDSingle-playerSimilar games →
  3. 3
    Strike Suit Zero — Steam game cover

    Strike Suit Zero

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Indie with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    Pilot the mecha Strike Suit across massive fleet battles where your dogfighting skills decide Earth's fate. Fast, frantic space combat with capital ship destruction, multiple endings, and a universe that's anything but empty. This is space combat reborn.

    2013ActionIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Dead Space — Steam game cover

    Dead Space

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Adventure with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    The sci-fi survival-horror classic returns, completely rebuilt to offer an even more immersive experience — including visual, audio, and gameplay improvements — while staying faithful to the original game’s thrilling vision.

    2023ActionAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Dead Space™ 2 — Steam game cover

    Dead Space™ 2

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Adventure with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    Three years after the Necromorph infestation aboard the USS Ishimura, Isaac Clarke awakens from a coma, confused, disoriented, and on a space station called The Sprawl. Explore this world and its zero-g environments to discover the truth about the Unitology and its role in the Necromorph epidemic.

    2011ActionAdventure3.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Chorus — Steam game cover

    Chorus

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Adventure with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    Take control of Nara on a quest to destroy the dark cult that created her. Unlock devastating weapons & mind-bending abilities in an evolution of the space-combat shooter. Along with Forsaken, her sentient starfighter, explore ancient temples, engage in zero-g combat & venture beyond waking reality.

    2021ActionAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Strike Vector — Steam game cover

    Strike Vector

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Indie with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    "Strike Vector is gorgeous shooter with strong mechanics and lots of customisation" 7.7/10 – IGN"it more than makes up for by being a gorgeous, intensely competitive experience that matches its aesthetic appeal with pure shooter satisfaction"– 7.

    2014ActionIndieSingle-playerSimilar games →
  8. 8
    Dark Void™ — Steam game cover

    Dark Void™

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Action and Adventure with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    Dark Void™ is a sci-fi action-adventure game that combines an adrenaline-fueled blend of aerial and ground-pounding combat.

    2010ActionAdventureSingle-playerSimilar games →
  9. 9
    群星战纪: 遗失的星辰 - STARS ERA: LOST STARS — Steam game cover

    群星战纪: 遗失的星辰 - STARS ERA: LOST STARS

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Indie with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    在可怕的噩梦中苏醒,岁月发现自己已沉睡了数万年。 自己曾经效忠的庞大帝国,因为突然爆发的“深渊侵蚀”,只剩下寥寥数人与最珍贵的“心智模型”。 面对外部极其相近的“类人类文明”与卷土重来的“深渊”,背负着仇恨与责任的岁月,又该如何抉择……

    2020IndieRPGCasual9.99 USDSingle-playerSimilar games →
  10. 10
    STARS ERA: ABYSS FRONTIER — Steam game cover

    STARS ERA: ABYSS FRONTIER

    Single-player alternative to 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE — playable solo, no multiplayer required. Shares Indie and Adventure with 群星战纪: 最终防卫线 - STARS ERA: THE FINAL DEFENCE.

    In the war-torn stellar abyss, every battle is unique! Stars Era: Abyss Frontier merges tactical strategy with Roguelike mechanics. Dynamic generated battlefields & enemies test your real-time tactics. Unlock combat modules post-battle to build your unique arsenal against seemingly invincible foes!

    2024StrategyIndieAdventure6.99 USDSingle-playerSimilar games →