IMHO.

Single-player games like I Keep Reincarnating as a Rat in the Mad Scientist’s Maze

Below are 9 single-player Steam games similar to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze, 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 I Keep Reincarnating as a Rat in the Mad Scientist’s Maze page.

Ranked picks

  1. 1
    PuPu Blood — Steam game cover

    PuPu Blood

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action and Indie with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    PUPU BLOOD is a fast-paced, frantic, and brutal shooter with dark humor — all wrapped in a unique and original style never seen before.

    ActionIndieAdventureSingle-playerSimilar games →
  2. 2
    POSTAL 2 — Steam game cover

    POSTAL 2

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action and Indie with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Twisty's Asylum Escapades — Steam game cover

    Twisty's Asylum Escapades

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action and Indie with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    Take an exciting journey with Twisty, the floating brain monster, as he battles his way out of an insane asylum in this hilariously bizarre, action/adventure game.

    2016ActionIndieAdventure4.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Bulletstorm: Full Clip Edition — Steam game cover

    Bulletstorm: Full Clip Edition

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action and Adventure with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    Step into the boots of Grayson Hunt after a crash landing on an old resort planet forces him to make a hard choice: survival or revenge. Execute masterful kills with Bulletstorm: Full Clip Edition’s unique combat system that rewards you for performing the most creative and deadly kills imaginable.

    2017ActionAdventure39.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Postal III — Steam game cover

    Postal III

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    Good or Insane? The choice is yours. Following the Apocalyptic end to the Postal Dude’s week in Paradise, we follow him and his insane pitbull Champ as they emigrate to its appropriately named sister city, Catharsis.

    2012Action5.99 USDSingle-playerSimilar games →
  6. 6
    Maneater — Steam game cover

    Maneater

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action and Indie with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    Experience the ultimate power fantasy as the apex predator of the seas - a giant Shark! Terrorize the coastal waterways. Tear swimmers and divers limb from limb, give the humans a reason to fear you!

    2021ActionIndieAdventure39.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    NOT A HERO — Steam game cover

    NOT A HERO

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action and Indie with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    Professional assassin turned amateur campaign manager Steve is charged with cleaning up the city by an anthropomorphic rabbit and mayoral candidate from the future named BunnyLord.

    2016ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Stayin' Alive — Steam game cover

    Stayin' Alive

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Action and Indie with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    Do your best to die or save your enemies from death in this frantic team multiplayer game about health issues. Death is in the air.

    2018ActionIndieCasual5.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Scared Numbers — Steam game cover

    Scared Numbers

    Single-player alternative to I Keep Reincarnating as a Rat in the Mad Scientist’s Maze — playable solo, no multiplayer required. Shares Indie with I Keep Reincarnating as a Rat in the Mad Scientist’s Maze.

    They have survival instincts. They have anxiety. They are terrified of your cursor. Hunt them down, exploit their herd mentality, and feed them into the shredder. It's mission-critical math in a world where nothing matters.

    IndieCasualSingle-playerSimilar games →