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Serious Sam: Siberian Mayhem Steam store
Game 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.
Basic info
| Developer | Croteam, Timelock Studio |
|---|---|
| Publisher | Devolver Digital |
| Platforms | Windows |
| Steam Deck | Playable! |
| Release date | Jan 25, 2022 |
| Price |
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Minimum specs
| OS | Windows 10 64-bit |
|---|---|
| Processor | 4-core CPU @ 2.5 GHz |
| Memory | 8 GB |
| Graphics | nVidia GeForce 780/970/1050 or AMD Radeon 7950/280/470 (3 GB VRAM) |
| Storage | 25 GB |
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Review Analysis Score
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Steam review activity
since launch, by month · major update DLC
Jan 2022Nov 2026
per day · 48 reviews, peak 5/day
Oct 4Nov 2
per month · 173 reviews, peak 81/month
Aug 2026Oct 2026
per month · 359 reviews, peak 93/month
May 2026Oct 2026
per month · 677 reviews, peak 93/month
Nov 2025Oct 2026
Steam only gives daily counts for the last 30 days; longer ranges are by month. Months with fewer than 10 reviews are left out of % positive. "Show updates" marks major updates and DLC the developer posted on Steam (since about 2020) — hover a column to see % positive the month before and after.