IMHO.

Single-player games like Abyssalis

Below are 8 single-player Steam games similar to Abyssalis, 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 Abyssalis page.

Ranked picks

  1. 1
    Lost Colony — Steam game cover

    Lost Colony

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

    Lost Colony is a sci-fi twin-stick shooter roguelike. Battle aliens and rogue drones with your evolving combat drone companion. Explore a shifting colony, collect alien tech to upgrade weapons, boost your drone's powers, and uncover the dark forces behind the colony's fall.

    ActionIndieAdventureSingle-playerSimilar games →
  2. 2
    Cosmic Run — Steam game cover

    Cosmic Run

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

    Cosmic Run is a single-player space roguelite where you battle relentless galactic enemies, strategically upgrade your ship, and help the Zogark family survive their journey across the galaxy. Build powerful combinations, adapt to chaotic encounters, and escape one broken system after another.

    2026ActionStrategyIndie9.89 USDSingle-playerSimilar games →
  3. 3
    Yee-Haw!! — Steam game cover

    Yee-Haw!!

    Single-player alternative to Abyssalis — playable solo, no multiplayer required. Shares Action and Adventure with Abyssalis.

    In this fast-paced roguelite, survive in a true bullet hell and destroy thousands of enemies with the help of your brave cowboy. Yeeeee-Haw!!

    2025ActionAdventureCasual0.49 USDSingle-playerSimilar games →
  4. 4
    EON Survivor — Steam game cover

    EON Survivor

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

    Harvest vital resources behind enemy lines and survive relentless waves! Deploy from a carrier forced to retreat, collect fast, and secure your cargo before time runs out. Push your luck in this fast-paced rogue-lite space shooter—or be left behind.

    ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    Iron Dogs — Steam game cover

    Iron Dogs

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

    In Iron Dogs, take the helm of 1940's inspired aircraft in a colorful retro-inspired arcade flight-sim where you will blast hordes of enemy aircraft, naval vessels and more! Engage in dogfights (literally) with hostile aircraft, while flying through beautifully hand-crafted environments.

    ActionIndieAdventureSingle-playerSimilar games →
  6. 6
    Chrome Survivor — Steam game cover

    Chrome Survivor

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

    Make raves safe again! In this bullet heaven roguelite combine weapons into powerful evolutions, collect items to enhance your runs, equip and craft powerful cybernetic augments that change the way you play. Can you complete a 9 modded nightmare difficulty run and become John Cyberpunk?

    2026ActionIndieEarly AccessSingle-playerSimilar games →
  7. 7
    Terraclysm Survivors — Steam game cover

    Terraclysm Survivors

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

    Terraclysm Survivors is a fast-paced action roguelike sidescroller. Earth is in peril, jump and attack through treacherous stages packed with enemy hordes while building the ultimate loadout. With up to 8 players online, defeat the invaders and survive in this apocalyptic and chaotic challenge!

    ActionIndieRPGSingle-playerSimilar games →
  8. 8
    Space Invasion Infinite — Steam game cover

    Space Invasion Infinite

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

    A 2D retro action rogue-like game inspired by the original Space Invaders arcade experience. Shoot down incoming alien waves and upgrade your turret. Discover and defeat bosses, and unlock permanent upgrades, turret classes, and challenging difficulty modifiers!

    2026ActionIndieCasualSingle-playerSimilar games →