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Obscure

S.E.M.I. – Side Effects May Include...

78% positive of 47 Steam reviews

View on Steam
Released
2026
Steam Deck
Not tested
Platforms
Steam

Made by Two Horn Unicorn.

About the game

S.E.M.I. is a single-player and co-op action platformer with puzzle elements. Play as patients of an unusual clinic, take experimental drugs, interfere with each other, and be ready for chaos and unpredictable side effects!

Tagged by players

  • Co-op
  • Psychological
  • Surreal
  • Online Co-Op
  • Physics
  • Beat 'em up
  • Platformer
  • Character Customization
  • Third Person
  • Comedy
  • Funny
  • Action Roguelike

What players say

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Positive

What players say

  • Recommended
    определённо да, игра весит всего гигабайт но играется с полным угаром из миинусов оптимизация игра хоть и весит мало но извините, фпсов не хватает а так в целом охуительно

    4.1 h played when written. 0 found it helpful.

    Read on Steam
  • Not recommended
    I started playing in Early Access, and even then there were some performance issues, bugs, and overly difficult platforming, but the fun of the graphical style and the chaos that is happening made up for it. With the release, the bugs and micro-freezes only increased, the platforming became more annoying, and the cooperation is just for show (the most you can do is revive a fallen comrade, who at this time is stuck…

    4.5 h played when written. 2 found it helpful.

    Read on Steam
All reviews on Steam