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

About S.E.M.I.: Side Effects May Include...

S.E.M.I. is a cooperative online game about escaping from a special clinic. Here you and up to 3 of your feeble-minded loyal friends in the role of patients fight with the staff and other patients and find yourself in unexpected situations. Teamwork is essential, as randomized events and experimental drugs will lead your party into unpredictable mayhem. Pop pills with your friends as you cooperate to gain your freedom. S.E.M.I. is a cooperative online game about escaping from a special clinic. Here you and up to 3 of your feeble-minded loyal friends in the role of patients fight with the staff and other patients and find yourself in unexpected situations. Teamwork is essential, as randomized events and experimental drugs will lead your party into unpredictable mayhem. Pop pills with your friends as you cooperate to gain your freedom.

Age Ratings

ESRB
16
PEGI
T
CERO
CERO B
USK
USK 12
GRAC
12+
CLASS_IND
12
ACB
MA Parental Guidance

Developer

Two Horn Unicorn

Genres

Hack and slash/Beat 'em up

2,080 games

Indie

36,279 games

Arcade

6,257 games

Platforms

Windows

63,382 games

Releases

Nov 2025

Windows

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Frequently asked questions

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