- Publisher: Devolver Digital
- Release Date: Jan 25, 2022
- Also On: PlayStation 5, Xbox One, Xbox Series X

- Summary: 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: Croteam
- Genre(s): Action, Shooter, First-Person, Arcade
- Cheats: On GameFAQs
- More Details and Credits »
Score distribution:
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Positive: 7 out of 25
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Mixed: 18 out of 25
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Negative: 0 out of 25
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Apr 7, 2022Serious Sam Siberian Mayhem won’t scratch the itch for something new, but if you’re craving a fix of some chaotic FPS goodness, it certainly hits the spot without overstaying its welcome.
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Jan 25, 2022A lean and mean addition to the Serious Sam family that experiments with a few new toys, and offers more of the same Serious Sam goodness we’ve been accustomed to. It has the odd instance of unnecessary padding via one too many gunfights, but overall keeps a breezy, brutal pace.
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Jan 25, 2022Serious Sam: Siberian Mayhem offers the similar carnage and heart-pounding action of its predecessors, with some cool new weapons to boot.
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Jan 25, 2022Serious Sam: Siberian Mayhem is another action-packed old-school shooter with tons of enemies and interesting weaponry. Although the gameplay is good, minor bugs and design mistakes can spoil your impression.
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Jan 27, 2022There’s little that’s particularly groundbreaking in Serious Sam’s brand of predictability, but there’s also comfort to be found. As Sam said, the fights are their own rewards, after all.
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Jan 28, 2022Siberian Mayhem improves on Serious Sam 4 in several areas, except where it mattered most: performance. The expansion’s poor framerates and tech issues are a shame when it has better level design and fun secrets.
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Jan 25, 2022We all know what a Serious Sam game has to offer in terms of gameplay when we sign for it, and Siberian Mayhem delivers, but with technical glitches and general low performances that are not acceptable.
Score distribution:
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Positive: 20 out of 27
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Mixed: 4 out of 27
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Negative: 3 out of 27
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Apr 23, 2022A whole ton of epic easter eggs better graphics its just awesome. Only bad thing is optimization, but i dont care, because i love it
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Jan 26, 2022
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Jan 29, 2022if you are in doubt, dont be and buy this gem, serious sam is back and yes it's worth the money!
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Jan 26, 2022Do not give a damn about critics. This is one of the best horde shooting experiences you will ever get.
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Jan 28, 2022
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Jul 22, 2022
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Feb 1, 2022
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