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

2,097 games

Arcade

6,322 games

Indie

36,907 games

Platforms

Windows

64,277 games

Releases

Nov 20, 2025

Windows

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Frequently asked questions

Where can I buy a S.E.M.I.: Side Effects May Include... key?

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Can I play S.E.M.I.: Side Effects May Include... immediately after the purchase?

Yes, all deals featured on GameGator will always allow you to get S.E.M.I.: Side Effects May Include... right away once the payment has been approved. This will be in form of either a Steam, GoG, Epic Games,... key or a direct download link for DMCR free games. If you require assistance during your purchase, please contact our support team via email or our social media channels. We will be happy to assist you and take care of any worries.

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