Serious Sam: Siberian Mayhem

August 2026

Serious Sam: Shatterverse OUT NOW!
Aug 31, 2026
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 shape it. Our goal…

March 2026

Serious Sam is Back, Baby! Enter the Shatterverse
Mar 26, 2026
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 the Serious Sam…

December 2025

A Seriously Serious Christmas
Dec 23, 2025
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 positive spirit for…

March 2023

Featured Mod - City Of The Pyramids
Mar 10, 2023
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 campaign made by Neiser!…

January 2023

Anniversary Update 1.07
Jan 25, 2023
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 ,…

December 2022

Merry Christmas Update 1.06
Dec 18, 2022
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…

October 2022

Halloween Spooky Update 1.05
Oct 25, 2022
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…

Announcements come from each game's Steam news feed. ©2026 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. slopranks is not affiliated with or endorsed by Valve. Steam News

August 2026

Serious Sam: Shatterverse OUT NOW!

March 2026

Serious Sam is Back, Baby! Enter the Shatterverse

December 2025

A Seriously Serious Christmas

March 2023

Featured Mod - City Of The Pyramids

January 2023

Anniversary Update 1.07

December 2022

Merry Christmas Update 1.06

October 2022

Halloween Spooky Update 1.05