...INDIE
Serious Sam: Siberian Mayhem
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
Release
January 25, 2022
4 years and 235 days ago
Steam Reviews
Very Positive5,194 reviews92.3%
Game contextLatest: IGF Team
| ContextThe evidence factors used to assess whether this game belongs on IndieGame.Fan. | Status | Notes Latest Contributor: IGF TeamEdit notes |
|---|---|---|
Updated: Jul 13, 2026Developer scaleThe operating scale of the game's developer. | ||
Updated: Jul 13, 2026Publisher scaleThe operating scale of the game's publisher. | The publisher operates under public or major corporate control. | |
Updated: Jul 13, 2026Publisher statusHow the game's publishing relationship is classified. | A public or major corporate publisher has a material publishing role. | |
Updated: Aug 13, 2026Release statusWhether and how the game has been released. | The game released with a separate publishing relationship. |
Media
16 itemsAbout the Game
Welcome back to the world of Serious Sam in 'Siberian Mayhem' - a new standalone chapter in the adventures of 'Serious' Sam Stone. Make your way through the vast Russian landscapes on a quest to catch up with the traitorous General Brand, who remains one step ahead of Sam at every turn. The road is long, and there is oh so much to see.
Co-developed by Timelock Studio and Croteam, 'Serious Sam: Siberian Mayhem' presents an expanded look at a familiar journey full of forgotten stories, unexplored places, and Sam's trademark guns-blazing battles against Mental's Horde. Join the fight, comrade!
Co-developed by Timelock Studio and Croteam, 'Serious Sam: Siberian Mayhem' presents an expanded look at a familiar journey full of forgotten stories, unexplored places, and Sam's trademark guns-blazing battles against Mental's Horde. Join the fight, comrade!
WELCOME TO SIBERIA
...the heart of Russia. This place is huge, cold, and so unpredictable even the alien invaders feel lost. Travel through five new levels set in a beautiful and dangerous world, from Arctic coastlines and desolate forests to abandoned villages and a chilling ghost town. Siberia is large enough for you to fight & explore for as much as you want.BEASTS OF THE APOCALYPSE
Only the strongest souls survive in Siberia, and Mental knows it well. A new set of dangerous foes and bosses join the Horde in 'Siberian Mayhem'. Including some of the most advanced and intimidating creatures you never expected to see.TEMPERED STEEL
There's only one thing that stands between Serious Sam and his enemies - a gun. Treat yourself with a deadly arsenal of new weapons, from the legendary AK to experimental 'Perun' crossbow, and more! Do you want to cause death from above or become one with 50 tons of first-class firepower? New gadgets and vehicles are locked, loaded, and ready to fulfill your most destructive dreams.AT HOME AMONG STRANGERS
When you think the journey is over and there are no more stories to tell, the universe gives you a second chance. Meet a gang of new outcasts and unexpected characters who will help Sam on his journey to Tunguska. Complete side-missions in order to uncover new chronicles these wild places uphold. And pay attention to your surroundings - the world itself can tell you something you never expected to hear.SIBERIAN MYSTERIES
The lands of Siberia are huge, desolate, and full of secrets. Useful, silly, weird, familiar... you name it. Can you find them all?YouTube Videos
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