What is the key for S.E.M.I. – Side Effects May Include... on PC?

It is a key that will allow you to download the game S.E.M.I. – Side Effects May Include... on your PC from official download platforms.

What's the best price for buying the key of S.E.M.I. – Side Effects May Include... for PC?

As of 28/10/2026, in United States, the best price we have found in our selection of online stores that include the key for S.E.M.I. – Side Effects May Include... on PC is €0.86.

Why is the Steam Key of S.E.M.I. – Side Effects May Include... safer than the account format?

The Steam Key format is what we always recommend due to its ease of use and higher security compared to any other format. You just need to redeem the key in your account to download S.E.M.I. – Side Effects May Include... to your game library. The account format requires more complicated steps and is more prone to errors during activation.

What issues can arise when activating a Steam Key of S.E.M.I. – Side Effects May Include...?

The only issue we’ve encountered in 13 years is receiving a duplicate key that doesn’t work. In that case, simply contact the store where you bought S.E.M.I. – Side Effects May Include..., and they will provide a new key. You can also contact us, and we’ll help you out.

How long will I have to wait to receive the Steam Key of S.E.M.I. – Side Effects May Include... after purchasing it from a store?

Delivery times vary by store. For example, in the case of Instatgaming, Eneba, G2a, or Kinguin, delivery is usually instant or takes just a few minutes. These stores rarely delay game deliveries. Other stores may take 30–40 minutes depending on game availability. On release days, delivery times may be slightly longer. If you notice an unusually long delay, contact the store or us, and we’ll resolve it as quickly as possible.

What guarantee do I have that the listed stores are reliable?

At Gocdkeys, we only list the most well-known stores that have passed our quality checks. One of the most important factors is good customer support, and all listed stores offer it. There have been occasions when those services were overwhelmed, which is why we also offer 24/7 customer support to help resolve any issues or questions. In any case, we always offer a 100% guarantee, so you won’t have any problems, and if you do, we’ll resolve them as soon as possible.

Buy S.E.M.I. – Side Effects May Include... Steam Key

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

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S.E.M.I. – Side Effects May Include... Steam Key: compare prices (October 2026)

A S.E.M.I. – Side Effects May Include... Steam Key — also known as a CD Key or digital code — is the official activation code you redeem on Steam and keep in your library permanently. From €0.86 (€1.28 with fees, -84%) at Kinguin, 84% below the €7.79 (no fees) Steam price · 5 verified stores, 5 offers in stock · Updated 03h 28min ago.

Top 3 stores

Verified stores

Final prices with fees

Gift cards

Cheapest

€0.96 €1.28 -84% Save €7 vs Steam View deal

OCTGOC10

-10%

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Historical prices

Medium price

Current minimum price

S.E.M.I. – Side E… prices: 11-month price history →

Official stores are authorized distributors, and while their prices may be higher than Key stores, their reliability is 100%.

“Choose it if you don’t mind the price difference”

Key stores are resellers and marketplaces, which is why they are usually cheaper than official stores. We only show the best ones, so you can rest assured. Plus, we offer our guarantee against any issues.

“Choose it if you’re looking for a great discount”

Is it worth it?

79%Steam reviewsMostly Positive · 47 reviews

Write a review → See it on Steam →

Can I run it?

S.E.M.I. – Side Effects May Include... system requirements & FPS metrics →

What the press says

LadiesGamers.com

I really liked Colored Effects. There was something about this simple puzzler that really resonated with me. Maybe it was the rewarding puzzle design that... Read more

Pure Nintendo

The initial fun may soon give way to want; want of less linear design, more balanced difficulty, and (ironically enough) more color, to name just... Read more

About the game

Release date

20 Nov 2025

Genre

Action Indie Platformer

Modes

Multiplayer Online Co-Op Co-op

Setting

3D Character Customization Physics

Languages

English Russian French

Requirements

Minimum:

Requires a 64-bit processor and operating system
Windows 10
Intel Core i5 series or Ryzen series
8 GB RAM
GTX 960 or AMD R9 290
Version 11
3 GB available space

Recommended:

Requires a 64-bit processor and operating system
Windows 11
Intel Core i7 series or Ryzen series
8 GB RAM
GTX 1660 or RX6600
Version 12
3 GB available space

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Buy S.E.M.I. – Side Effects May Include... Steam Key