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SIDE EFFECTS cover art

Game · Free Lives

SIDE EFFECTS

SteamEurope and UK. Activates on accounts registered in 32 countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom.
  • Steam Deck Verified

A twisted trial of pill roulette for up to 4 players (solo or online). Pick your poison. Use experimental items to shift the odds. And remember: only one of you can survive.

Before you buy

Redeem on
Steam clientPC: Windows. Needs a free Steam account.
Activates in
Europe and UK. Activates on accounts registered in 32 countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom.Activates on accounts registered in the EU, EEA, Switzerland and the United Kingdom.Will not activate on accounts registered in North America, Asia, Latin America or Oceania.
You get
A digital activation keyStandard edition. No disc, no box.
Delivery
To your account and by emailDelivered to your account and by email once it is ready. Some orders get a short manual check first.

Trailers and screenshots

01 / 09 Trailer

SIDE EFFECTS

Trailer 1 of 3

About this game

Up to four test subjects. One twisted medical trial. Only one leaves.

Welcome to Side Effects: a tense, turn-based medical roulette game. Each round you'll be presented with a selection of pills. Some are helpful, some are harmful, and some mean instant death. You never know what you're about to consume or what it might do to your mind or body. Winning means outlasting – AKA, outliving – your opponent across the table.

Resist

Every pill impacts your resistance. Manage it wisely: zero resistance means death.

Experiment

Between rounds, you can choose from a range of experimental items and treatments that can shift the odds in your favor, from vaccines to mouth clamps.

You’re not alone

The other patient wants to outlast you. They’ll bluff, adapt, and use everything at their disposal to keep breathing one dose longer than you.

Would you like to participate?

This trial includes:

  • A single player mode

  • A multiplayer mode (2-4 Players)

  • 15+ unique items

  • 6 pill types to test

Description, images and details are taken from this product's Steam page.

Details

Developer
hirohun, Mr.Pootsley, Jaybooty, Lofar42
Publisher
Free Lives
Released
21 Nov, 2025
Genres
Strategy, Horror, Multiplayer/MMO, Indie
Runs on
Windows
Activates on
Steam client, Europe and UK
Interface
English, French, Italian, German, Spanish - Spain, Japanese, Korean, Portuguese - Brazil, Russian, Simplified Chinese
  • Single-player
  • Multi-player
  • PvP
  • Online PvP
  • Custom Volume Controls
  • Mouse Only Option
  • Playable without Timed Input
  • Stereo Sound
  • Steam Cloud
  • Family Sharing

This game displays a roulette-like consumption of pharmaceuticals.

System requirements

Windows

SIDE EFFECTS system requirements on Windows
ComponentMinimumRecommended
OSWindows 10Windows 10
ProcessorIntel Core i3Intel Core i5
Memory2 GB RAM4 GB RAM
GraphicsRelatively modern dedicted graphics card (Vulkan support required)Relatively modern dedicted graphics card (Vulkan support required)
Storage500 MB available space500 MB available space
Additional NotesVulkan support requiredVulkan support required

Activating it on Steam client

  1. Open the Steam client and sign in.
  2. Choose Games in the top menu, then Activate a Product on Steam.
  3. Paste the key and confirm. It appears in your library.

The key is listed for the Europe and UK. Activates on accounts registered in 32 countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom. region. Read how regions work before you buy.

SIDE EFFECTS€5.34