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

S.E.M.I. - Side Effects May Include... header image
Marooners' Rock
8 / 10
TheBigBois
6.5 / 10
Creators: Two Horn Unicorn
Release Date: Jan 23, 2026 - PC
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Critic Reviews for S.E.M.I. - Side Effects May Include...

S.E.M.I.: Side Effects May Include delivers exactly what it promises: chaotic, unpredictable co-op fun. Whether you’re intentionally sabotaging your friends or accidentally laser-beaming your entire team off a platform, the game thrives on its physics-driven madness.

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S.E.M.I. – Side Effects May Include… is a solid budget party game. It isn't going to win Game of the Year, and it likely won't keep you occupied for weeks. But as a weekend distraction with friends? It’s a prescription worth filling. It is cute, chaotic, and derpy. Just be prepared for some bugs and maybe don't try to tackle it alone.

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