Serious Sam: Siberian Mayhem
Developed by Croteam, Timelock Studio · Published by Devolver Digital
At a glance
Overview
An action, adventure game by Croteam, Timelock Studio, published by Devolver Digital — single-player, multi-player, co-op, online co-op.
Steam’s own one-line description: “Serious Sam: Siberian Mayhem is a new stand-alone expansion to the world of the classic FPS series. Join the fight against Notorious Mental on a journey through the wild lands of Russia, and find your way through this lost chapter of Sam Stone's adventures.” — developer/publisher text via the Steam store page.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Serious Sam: Siberian Mayhem.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | Yes |
| Co-op | Yes |
| Online co-op | Yes |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | Yes |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10 64-bit
- Processor: 4-core CPU @ 2.5 GHz
- Memory: 8 GB RAM
- Graphics: nVidia GeForce 780/970/1050 or AMD Radeon 7950/280/470 (3 GB VRAM)
- DirectX: Version 11
- Storage: 25 GB available space
- Additional Notes: Requirements are based on 720p rendering resolution at 30 FPS
Recommended
- Requires a 64-bit processor and operating system
- OS: Windows 10 64-bit (1909)
- Processor: 8-core CPU @ 3.3 GHz
- Memory: 16 GB RAM
- Graphics: nVidia GeForce 1080/2060 or AMD Radeon Vega64/5700 (8 GB VRAM)
- DirectX: Version 11
- Storage: 25 GB available space
Supported languages (13)
Serious Sam: Siberian Mayhem FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Serious Sam: Siberian Mayhem?
Steam classifies Serious Sam: Siberian Mayhem as a Action, Adventure game, developed by Croteam, Timelock Studio. Serious Sam: Siberian Mayhem is a new stand-alone expansion to the world of the classic FPS series. Join the fight against Notorious Mental on a journey through the wild lands of Russia, and find your way through this lost chapter of Sam Stone's adventures.
How much does Serious Sam: Siberian Mayhem cost?
As of June 2026, Steam lists Serious Sam: Siberian Mayhem at $4.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Serious Sam: Siberian Mayhem single-player or multiplayer?
Steam lists these modes for Serious Sam: Siberian Mayhem: Single-player, Multi-player, Co-op, Online Co-op. It supports both solo and multiplayer.
Is Serious Sam: Siberian Mayhem on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Serious Sam: Siberian Mayhem for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Serious Sam: Siberian Mayhem out yet?
Yes — Steam lists a release date of Jan 25, 2022.
What platforms is Serious Sam: Siberian Mayhem on?
Serious Sam: Siberian Mayhem is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Serious Sam: Siberian Mayhem single-player or multiplayer?
Steam lists these modes: Single-player, Multi-player, Co-op, Online Co-op.
How much does Serious Sam: Siberian Mayhem cost?
Steam lists it at $4.99.
Does Serious Sam: Siberian Mayhem have achievements?
Yes — Steam lists 51 achievements for Serious Sam: Siberian Mayhem.
What is Serious Sam: Siberian Mayhem's Metacritic score?
Serious Sam: Siberian Mayhem has a Metacritic score of 70/100, per the Steam store listing.
Who made Serious Sam: Siberian Mayhem?
Serious Sam: Siberian Mayhem is developed by Croteam, Timelock Studio and published by Devolver Digital.
Where to get Serious Sam: Siberian Mayhem
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Devolver Digital.