IMHO.

Single-player games like SYNTHETIK 2

Below are 16 single-player Steam games similar to SYNTHETIK 2, 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 SYNTHETIK 2 page.

Ranked picks

  1. 1
    SYNTHETIK: Legion Rising — Steam game cover

    SYNTHETIK: Legion Rising

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    SYNTHETIK is an unforgiving tactical shooter rogue-lite where freedom and experimentation is key. Fight in a world overrun by the Machine Legion and their Gods. Experience the next level in gun-play and dive into unparalleled build options and Android upgrades. Can you defeat the Heart of Armageddon?

    2018ActionIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Space Show edition 17 — Steam game cover

    Space Show edition 17

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Space Show is an explosive space shoot’em up blending fast-paced arcade action with roguelite progression. Destroy waves of asteroids, battle enemy fleets, and defend Earth in an endless war where only survival… and glory matter!

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

    Scrappage

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    In this unforgiving rogue-lite twin stick shooter, death awaits you behind every corner. Fight your way through hordes of monsters, eliminate bosses and loot their valuable items and body parts. With them you can enhance your own body, unlock powerful skills and create your own unique builds.

    2023ActionIndie4.99 USDSingle-playerSimilar games →
  4. 4
    Romanticized Dreams of a Post-Apocalyptic Cowpoke — Steam game cover

    Romanticized Dreams of a Post-Apocalyptic Cowpoke

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Romanticized Dreams of a Post-Apocalyptic Cowpoke is a top down action shooter with randomly generated loot, levels, and enemies. Find unique weapons and upgrades to blast, explode, laser, and kick your way through an army of dastardly bandits!

    2024ActionIndie3.99 USDSingle-playerSimilar games →
  5. 5
    Uber Destruction — Steam game cover

    Uber Destruction

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Uber Destruction is a side-scrolling roguelike top-down shooter. loot chests, gather insane weapons and unique upgrades to battle the relentless hoards of foes. You can also embrace the action online with friends, or in local co-op mode. Destroy your way to victory!

    2024ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  6. 6
    Kill the Reaper — Steam game cover

    Kill the Reaper

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Grim Reaper's perfect vacations was interrupted. Zombies wants revenge and now all hell breaks loose. Hold back armies of the dead and find out, how long does it take to Kill the Reaper?

    2024ActionIndieRPG4.99 USDSingle-playerSimilar games →
  7. 7
    Sharded World — Steam game cover

    Sharded World

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Sharded World is a reversed bullet hell, rogue-lite, ARPG game combining simple gameplay and great rpg progression. Each level has its own unique features and challenges. Upgradable characters, weapons and orbs. Challenges, daily quests, and leaderboards. Fight, get stronger and defeat the Lich!

    2023ActionIndieAdventure4.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Cthulhu's Reach: Devil Reef — Steam game cover

    Cthulhu's Reach: Devil Reef

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    An action roguelike co-op dungeon crawler set in a lovecraftian universe.

    2024ActionIndieAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    OTXO — Steam game cover

    OTXO

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action with SYNTHETIK 2.

    Enter an inexplicable, abstract mansion to rescue a loved one in this fast-paced, brutal, and dark roguelite filled with precise but savage gunplay and time-bending slow motion. Face your inner demons and unveil the secrets of the Mansion.

    2023ActionSimulation14.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    The Binding of Isaac — Steam game cover

    The Binding of Isaac

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Now 20% More Evil with the Free Halloween update!

    2011ActionIndieAdventure1.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Neon Chrome — Steam game cover

    Neon Chrome

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    A masterful combination of top-down shooter and endless replayability with procedural levels. Blast your way through walls & enemies with guns and cybernetic abilities. Install perks from cyber chambers and upgrade your character stats after each death. Can you stop the Overseer?

    2016ActionIndieAdventure14.99 USDSingle-playerSimilar games →
  12. 12
    RUINER — Steam game cover

    RUINER

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    RUINER is a brutal action shooter set in the year 2091 in the cyber metropolis Rengkok. A wired psychopath lashes out against a corrupt system to uncover the truth and retrieve his kidnapped brother under the guidance of a secretive hacker friend.

    2017ActionIndie19.99 USDDeck VerifiedSingle-playerSimilar games →
  13. 13
    RogueLite — Steam game cover

    RogueLite

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Indie with SYNTHETIK 2.

    'RogueLite' is a simple randomly generated dungeon that was inspired by classic RPGs, complete with 100 floors, over 200 treasures to find and 70 monsters to hunt, and 6 playable classes plus 6 unlockable classes.

    2018IndieRPGCasualSingle-playerSimilar games →
  14. 14
    Marsmare: Alienation — Steam game cover

    Marsmare: Alienation

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Marsmare: Alienation is a thrilling adventure of an earthling kidnapped by malevolent aliens. Improve your gear and gain new abilities as you progress through the game. Encounter numerous enemies such as Martians, robotic spiders, space slugs and flying drones.

    2024ActionIndieEarly Access1.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    Section 13 — Steam game cover

    Section 13

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Unravel a thrilling sci-fi mystery in this action-packed twin-stick roguelite shooter. Select your load-out, stack up temporary and persistent upgrades, and delve into the depths of a subterranean base, either alone or in a group of up to 3 players.

    2025ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  16. 16
    SYNTHETIK: Arena — Steam game cover

    SYNTHETIK: Arena

    Single-player alternative to SYNTHETIK 2 — playable solo, no multiplayer required. Shares Action and Indie with SYNTHETIK 2.

    Face the varied challenges of the Machine God Zir in ARENA, a standalone expansion for Synthetik: Legion Rising! Leverage the next level in gun-play and experiment with powerful tech in varied action packed Arenas!

    2019ActionIndieFree To PlayFreeDeck PlayableSingle-playerSimilar games →