Serious Sam: Siberian Mayhem
By Croteam · published by Devolver Digital
Steam data
Everything Steam lists for Serious Sam: Siberian Mayhem · record updated 30 minutes ago
Overview
App info
- App type
- Game
- Developer
- Croteam, Timelock Studio
- Publisher
- Devolver Digital
- Steam profile
- Counts toward game count and achievement totals · checked Nov 1, 2025
- Franchise
- Serious Sam
- Metacritic
- 70
- Website
- serioussam.com
Platforms
- Steam Deck
- Playable
- Controller
- Full support
Features
11Related apps
Prices
MexicoMex$MXN
Every price change is kept from Oct 24, 2026 on. Pick a region below to compare.
Americas 10
United States$USD
$19.99
Lowest $19.99 · Oct 2026
CanadaCA$CAD
C$ 25.99
Lowest C$ 25.99 · Oct 2026
BrazilR$BRL
R$59,99
Lowest R$59,99 · Oct 2026
MexicoMex$MXN
Mex$ 227.99
Lowest Mex$ 227.99 · Oct 2026
Latin America (USD)$USD
$10.49
Lowest $10.49 · Oct 2026
ChileCLP$CLP
CLP$10.500
Lowest CLP$10.500 · Oct 2026
ColombiaCOL$COP
COL$ 47.500,00
Lowest COL$ 47.500,00 · Oct 2026
PeruS/.PEN
S/. 43.00
Lowest S/. 43.00 · Oct 2026
Uruguay$UUYU
$U595,00
Lowest $U595,00 · Oct 2026
Costa Rica₡CRC
₡8.500,00
Lowest ₡8.500,00 · Oct 2026
Europe 5
CIS 4
Asia-Pacific 15
Japan¥JPY
¥2,300
Lowest ¥2,300 · Oct 2026
South Korea₩KRW
₩ 21,500
Lowest ₩ 21,500 · Oct 2026
China¥CNY
¥88.00
Lowest ¥88.00 · Oct 2026
Hong KongHK$HKD
HK$ 125.00
Lowest HK$ 125.00 · Oct 2026
TaiwanNT$TWD
NT$ 328.00
Lowest NT$ 328.00 · Oct 2026
SingaporeS$SGD
S$18.50
Lowest S$18.50 · Oct 2026
MalaysiaRMMYR
RM49.00
Lowest RM49.00 · Oct 2026
IndonesiaRpIDR
Rp 165 999
Lowest Rp 165 999 · Oct 2026
Thailand฿THB
฿400.00
Lowest ฿400.00 · Oct 2026
Philippines₱PHP
₱615.00
Lowest ₱615.00 · Oct 2026
Vietnam₫VND
260.000₫
Lowest 260.000₫ · Oct 2026
India₹INR
₹880.00
Lowest ₹880.00 · Oct 2026
South Asia (USD)$USD
$9.99
Lowest $9.99 · Oct 2026
AustraliaA$AUD
A$ 29.50
Lowest A$ 29.50 · Oct 2026
New ZealandNZ$NZD
NZ$ 28.99
Lowest NZ$ 28.99 · Oct 2026
Middle East & Africa 7
Israel₪ILS
₪73.95
Lowest ₪73.95 · Oct 2026
Saudi ArabiaSRSAR
40.95 SR
Lowest 40.95 SR · Oct 2026
United Arab EmiratesAED
53.00 AED
Lowest 53.00 AED · Oct 2026
KuwaitKDKWD
3.35 KD
Lowest 3.35 KD · Oct 2026
QatarQRQAR
43.99 QR
Lowest 43.99 QR · Oct 2026
South AfricaRZAR
R 185.00
Lowest R 185.00 · Oct 2026
Patches
Patch notes
10-
Jan 25, 2023 Anniversary Update 1.07
Hello, folks! Today is a very special day for all of us here at Timelock Studio, because exactly one year ago, Serious Sam: Siberian Mayhem hit the stores worldwide. You can say our brainchild has its first birthday, and what a journey tha…
-
Dec 29, 2022 Hotfix 1.06c
Fixed an issue that caused increased player speed on NG++ and further to reset to normal speed after watching a cutscene; Fixed an issue that caused allied Draconian Burner’s AI to randomly break; Fixed an issue where some of the enemies’ …
-
Dec 22, 2022 Hotfix 1.06b
Fixed Serious Editor incorrectly displaying text information/icons. Added fireworks to make discovering Christmas areas on levels easier. Fixed a few instances of drones getting stuck out of player’s view and blocking level progression. Im…
-
Dec 18, 2022 Merry Christmas Update 1.06
Ho-ho-ho! Santa Sam is back in this Merry Christmas update! But this time Santa has a big mission - he has to find a super gift for you. Yes, exclusively for you! A powerful Freezer-Burner gun! If you want to play with this toy, you'll hav…
-
Oct 27, 2022 Hotfix 1.05b
Bug fixes: Added missing translations for NPC alternative voice lines. Fixed an error in seasonal script that could sometimes appear in Cooperative for clients. Fixed a relocated secret Hoverboard in Crime and Punishment not counting towar…
-
Oct 25, 2022 Halloween Spooky Update 1.05
It's a spooky month! A seriously spooky month, but Serious Sam is not afraid of neither creepy skeletons, nor flying pumpkins. But what about you? Let’s figure it out in this Spooky Halloween Update! This update delivers a little bunch of …
-
Aug 2, 2022 Hotfix Update 1.04b Changelog
Fixed an issue where the player's view would randomly shift when playing in a Cooperative game. Fixed an issue where certain items in the game would become unpickable after loading a savegame. Fixed a bug where the Crossbow would sometimes…
-
Aug 1, 2022 Serious Sam: Siberian Mayhem Update 1.04 is Live!
Hi, folks! if you see this message, that means... Yeah, another cool update! This update delivers a bunch of improvements and bug fixes, as well as gameplay and visual tweaks based on community and testers' feedback. Siberian Mayhem once a…
-
May 10, 2022 Update 1.03c Changelog
Fixed the game sometimes stuttering with NVidia GPUs on some systems. Fixed frequent crashes on Roadside Picnic level. Reduced performance impact from T.A.C.T. explosions. Custom controller layout will now have standard bindings by default…
-
May 4, 2022 Hotfix Update 1.03b Changelog
Fixed an issue with survival achievements not awarding. If you have already earned some survival medals, you will get corresponding achievements upon starting any level. Fixed grenade launcher double item on Castle of Pain survival level. …
Builds
9| Build | Branch | Updated |
|---|---|---|
| 10392717 | public | Jan 25, 2023 |
| 10172346 | 1.06 | Jan 1, 2023 |
| 10194876 | 1.06b | Jan 1, 2023 |
| 9814325 | 1.05 | Dec 18, 2022 |
| 9237596 | 1.04b | Oct 25, 2022 |
| 8712658 | v1.03c | Aug 1, 2022 |
| 8187497 | v1.02 | May 2, 2022 |
| 8099121 | v1.01 | Feb 15, 2022 |
| 8076670 | v1.00 | Jan 28, 2022 |
Depots
Depots
4| ID | Name | Systems | Size | Download | Manifest |
|---|---|---|---|---|---|
| 1792251 | — | All | 70.3 MB | 69.3 MB | 9023331720972797986 |
| 1792253 | — | Windows | 72.7 MB | 22.6 MB | 1814274019180143389 |
| 1792254 | — | Windows | 75.1 MB | 32.4 MB | 3410248719051338200 |
| 1792255 | — | All | 28.75 GB | 28.84 GB | 1163126190962599963 |
Branches
9| Branch | Build | Updated | Access |
|---|---|---|---|
| public | 10392717 | Jan 25, 2023 | Open |
| 1.06 Version 1.06 | 10172346 | Jan 1, 2023 | Open |
| 1.06b Version 1.06b | 10194876 | Jan 1, 2023 | Open |
| 1.05 Version 1.05 | 9814325 | Dec 18, 2022 | Open |
| 1.04b Version 1.04b | 9237596 | Oct 25, 2022 | Open |
| v1.03c Version 1.03c | 8712658 | Aug 1, 2022 | Open |
| v1.02 Version 1.02 | 8187497 | May 2, 2022 | Open |
| v1.01 Version 1.01 | 8099121 | Feb 15, 2022 | Open |
| v1.00 Version 1.00 | 8076670 | Jan 28, 2022 | Open |
Configuration
Install foldersteamapps/common/Siberian Mayhem
Launch options
2| Executable | Arguments | Systems | Description |
|---|---|---|---|
| Bin/x64/SamSM.exe | Windows · 64-bit | ||
| Bin/x64/SamSM_Unrestricted.exe | Windows · 64-bit | Play moddable version |
Cloud saves
Achievements
Global unlock rate
share of players who have it-
Dogs and Frogs
Hidden achievement
-
The Refinery
Hidden achievement
-
Black Gold
Hidden achievement
-
Extremely Uncool
Hidden achievement
-
The Processing
Hidden achievement
-
The Operator
Hidden achievement
-
Eye for an Eye
Hidden achievement
-
Energize
Hidden achievement
-
Heart of Russia
Hidden achievement
-
All Ingenious is Simple
The smartest man on Earth
-
The Last Train Departed
Hidden achievement
-
Alpha and Omega
Hidden achievement
-
Fight Fire with Fire
Kill Draconian Burner with a Burner gun
-
The End
Hidden achievement
-
Death from Above
Now it's your turn
-
Critical Temperature
Kill 10 enemies with one Burner explosion
-
Everyone Is A Minesweeper
Hidden achievement
-
Ok, And?
Hidden achievement
All 51 achievements
-
Back To The Future
Rise and levitate
-
Hide and Seek
Hidden achievement
-
The Dark Tower
Hidden achievement
-
Inborn Plumber
Hidden achievement
-
Traitor's Tale
Find every General Brand audio log
-
Line up, please!
Kill 5 enemies with one Crossbow shot
-
Sweet Kompot
Hidden achievement
-
All Ingenious is Hard
Hidden achievement
-
Sam The Explorer
Find half of all the secrets
-
Part-Time Hero
Get half of all achievements
-
More Complaints
Find every Dmitry audio and text log
-
Oops, I dropped it
Rid the monster of its misery
-
All Ingenious is Shot
A solution to any problem
-
David and Goliath
Defeat Sentry Tower with sole hoverboard firepower
-
Breaking News
Find all of the print media notes
-
Serious Archaeologist
Hidden achievement
-
Hole-in-One
Stay here and kill them all... with a black hole
-
Iron Caput
Don't ride the tank - become the tank
-
Serious Mayhem
Complete Siberian Mayhem on Serious difficulty in Singleplayer
-
Aurora Borealis
Get any medal on The Snowrider survival level
-
Look Ma, I'm a Lumberjack!
Complete the mech sequence and kill all big enemies without shooting
-
No Stone Unturned
Find all secrets
-
Hero-glyphic
Get any medal on Horus Sanctuary survival level
-
Veni, Vidi, Vici
Beat the final boss in Singleplayer on Serious difficulty without loading mid-battle savegames
-
Superior Species
Get any medal on Kleer Fortress survival level
-
Extreme Survivalist
Get a gold medal on any survival level
-
Welcome to the Jungle
Get any medal on Monkey Canyon survival level
-
Old School
Complete Siberian Mayhem without learning a single S.A.M skill in Singleplayer
-
Feng Shui Fight
Get any medal on Dragon Gates survival level
-
Here Comes the Pain
Get any medal on Castle of Pain survival level
-
Combustion Tamer
Kill 30 enemies while riding one Draconian Burner
-
Massacre Party
Complete Siberian Mayhem on Serious difficulty in Cooperative with enemy multiplier set to at least x2
-
Hero
Unlock all Achievements.
News
-
Aug 31, 2026 · Community Announcements Serious Sam: Shatterverse OUT NOW!
The wait is over. Serious Sam: Shatterverse is available today on Steam! Bringing roguelite chaos to Serious Sam has been an absolute blast, and we owe a huge thanks to this community for helping us …
-
Mar 26, 2026 · Community Announcements Serious Sam is Back, Baby! Enter the Shatterverse
Hey folks, It's a massive day for everyone at Croteam and Devolver Digital because we get to announce a brand new partnership with Behaviour Interactive, who are working on the next installment of th…
-
Dec 23, 2025 · Community Announcements A Seriously Serious Christmas
From all of us at Croteam, we’d like to wish you a seriously Merry Christmas.May you enjoy the holidays with friends and loved ones, stay full of health, and welcome 2026 with joy, optimism, and a po…
-
Mar 10, 2023 · Community Announcements Featured Mod - City Of The Pyramids
Hello and welcome to the new episode of Featured Mod! For the first time in our series, we will be featuring a campaign for Siberian Mayhem! Today’s mod is “City Of The Pyramids”- a one-level campaig…
-
Oct 1, 2022 · Gamemag.ru Шутер Serious Sam: Siberian Mayhem выйдет на PlayStation 5 - появился список трофеев
Шутер Serious Sam: Siberian Mayhem до сих пор не вышел нигде, кроме PC, но, судя по всему, консольный релиз игры уже близок, чему появилось еще одно свидетельство.
-
May 3, 2022 · Gamemag.ru Разработчики Serious Sam: Siberian Mayhem выпустили обновление с массой нового контента
В начале мая Devolver Digital обновила Serious Sam: Siberian Mayhem, добавив в шутер много нового контента. Патч под номером 1.03 включает в себя режим выживания, игровой редактор, модели персонажа и…
-
May 2, 2022 · Community Announcements Siberian Mayhem 1.03 delivers Survival, modding tools, and much more!
Hey, folks! It's been really cold on the news lately, but fear not – something really hot comes to warm you up this May. We've been quite busy with another big update we promised a long time ago for …
-
Mar 1, 2022 · Gamemag.ru God of War вошла в список самых продаваемых новинок января в Steam
Компания Valve назвала самые популярные новые игры в Steam за январь 2022 года. В список традиционно вошли двадцать релизов, показавших лучшие результаты по объему полученной выручки за первые две не…
Data from public Steam pages, updated daily; 1 day of history. Owner counts are estimates. LaunchRivals is not affiliated with Valve or Steam.