Side Effects
Playing now
29+10 vs. yesterday
5.8%of peak
All-time peak
Playing now
29+10 vs. yesterday
All-time peak
Dec 2025
| Published | Kind | Announcement | Build |
|---|---|---|---|
| In-game event | Patch v1.07 Hello, treasured test subjects! We’ve been working through your reports and have prepared a new update focused on improving stability and usability across the board. Here’s what’s included in Patch v1.07: · Improved multiplayer stability Several issues causing disruptions during online matches have been fixed to help sessions run more smoothly. · Singleplayer fixes We’ve addressed a number of p… | 21134501 | |
| In-game event | Patch v1.05 UPDATE v1.05 Hello, treasured test subjects! Your continued compliance has been invaluable. Thanks for your support and feedback, we’re rolling out a fresh dose of improvements for your… well-being. Here’s what’s been administered in Patch v1.05: · A series of major bug fixes has been added to help resolve many of the game breaking issues players were experiencing, Including items soft locks th… | 21116762 | |
| Community | 10000 Patients have participated Hello, treasured test subjects! We’re pleased to announce that SIDE EFFECTS has officially sold 10,000 copies . Thank you so much for your continued participation and for providing the invaluable feedback that keeps this experiment moving forward. In response to your feedback, we’re preparing a series of quality-of-life fixes and features aimed at enhancing overall stability and user experience… | — | |
| Community | Side Effects is out today! Side Effects is out today! Hello, treasured test subjects! The day of the trial is finally here. Side Effects is out now!!! As well as the solo player mode from the demo, the final version of Side Effects has online multiplayer for up to 4 test subjects. Bluff, betray, deceive, and do everything you can do be the last one standing. We want to say a huge thank you to everyone who has supported u… | — | |
| Announcement | Side Effects gets multiplayer, launching 21st November! Hello, treasured test subjects! We've got big news today: Side Effects has a release date and it’s super soon! We’ll be launching on the 21st of November! On top of that, we can also finally reveal that the game will not only have a solo player mode but support online multiplayer for up to for 4 test subjects. Bluff, betray, deceive, and remember only one of you can survive. We are having so mu… | — | |
| Community | Our demo is in the Steam Next Fest! Hello, treasured test subjects! Just a small update for you today – Side Effects is in the Steam Next Fest! Our new updated demo (new mechanics, visuals, and basically a lot closer to the launch version than the itch.io version) is appearing as part of the big weeklong celebration of upcoming indies. Enter a deadly medical trial where only one person can survive. Use your wits and all the tools… | — | |
| Game update | Demo Version 0.91 Dear Patients, We’re pleased to announce a small but potent dose of improvements has been administered to Side Effects ! This update refines several treatments and introduces a few new adjustments to help stabilize your gameplay vitals. Please review the following prescription notes carefully before continuing treatment: 💊 Patch Notes • Swap Item – Limited Uses The Swap Item’s usage has been r… | — | |
| Community | ‘Side Effects’ Steam demo out now! Hello, treasured test subjects I’m happy to report that after a lot of hard work from our dedicated team of researchers, the new demo for our ‘Buckshot Roulette x Big Pharma’ game Side Effects is available to play on Steam ! It comes with new mechanics, improved visuals and more! Enter a twisted game of pill roulette where there can only be one survivor. Use every means at your disposal to bluf… | — |
Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.