Blast your way through hordes of enemies in the cold Siberian tundra, explore cold and harsh locations and uncover their secrets. Use weapons both new and old to defeat some of the most dangerous foes you've ever seen.
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Serious Sam: Siberian Mayhem released in 2022 is a stand alone expansion for Serious Sam 4 an awarded and praised entry of the classic FPS series. As the title suggests, the game takes the player into the Russian wilderness in Siberia where they must fight some of the most dangerous enemies Sam has ever faced. New beautiful maps, awesome weapons and powerful enemies bring fresh experience and provide hours of great fun.
Join Sam 'Serious' Stone on his journey into Tunguska, deep into the Russian heart of Siberia. The land is cold, harsh and unforgiving yet strangely beautiful and full of secrets. Even the alien invaders seem to be lost in this place. And that's why you'll be facing some of the most dangerous and intimidating creatures you've ever seen. You'll be able to sate your thirst for combat and exploration, from coastlines, dense forests and abandon villages. Siberia is vast and holds many secrets. Can you find them all?
Experience this high action-packed story in single-player mode o with a friend in an online co-op. Alone or not, a great adventure awaits you.
The gameplay of Serious Sam Siberian Mayhem offers all that is great about the Serious Sam series. Waltz through five distinct and beautiful maps guns blazing with an arsenal full of deliciously deadly weapons. Wiled a classic known-and-loved AK or grab something more unique like an experimental Perun crossbow. Start total and creative mayhem with new gadgets and vehicles that are at your destructive disposal.
Add some flavour to the carnage and complete side-missions for many characters who join Sam on his journey. Uncover new chronicles and stories held by the land itself. Be observant and you might just discover something unexpected.
| Minimal requirements | Recommended requirements | |
|---|---|---|
 System | Windows 10 64-bit | Windows 10 64-bit (1909) |
 Processor | 4-core CPU @ 2.5 GHz | 8-core CPU @ 3.3 GHz |
 Memory | 8 GB RAM | 16 GB RAM |
 Graphics | nVidia GeForce 780/970/1050 or AMD Radeon 7950/280/470 (3 GB VRAM) | nVidia GeForce 1080/2060 or AMD Radeon Vega64/5700 (8 GB VRAM) |
 Disk space | 25 GB available space | 25 GB available space |
