What is the latest Serious Sam 4 patch?

The latest Serious Sam 4 patch is "Serious Sam is Back, Baby! Enter the Shatterverse.", published March 26, 2026. Read the full notes and related updates on GamePatchNote.

How many people are playing Serious Sam 4 right now?

Serious Sam 4 currently has 92 concurrent players on Steam — a live count tracked on GamePatchNote.

When was Serious Sam 4 released?

Serious Sam 4 released on Sep 24, 2020 by Croteam.

Where can I read Serious Sam 4 patch notes and news?

GamePatchNote tracks the full Serious Sam 4 update history — patch notes, hotfixes, and news in one place at https://gamepatchnote.com/games/serious-sam-4.

Serious Sam 4 Patch Notes, News & Live Player Count

Signal Acquired · Wire IncomingSYS.0x4A · T-00:00:03

Steam·Indie·Battle.net·SteamSpy·Patch Wire

gpn://node-04.wire

>uplink://steam.handshakeOK

>uplink://indie.handshakeOK

>uplink://bnet.handshakeOK

>decrypt://patch.wireOK

>sync://player.censusOK

>assemble://dispatch.queueLIVE

$stream --now

StreamingTRANSFER · PACKETS 1.2K

PING12ms

NODES14/14

LAT48ms

WIREALIVE

Detailed

Digital Deluxe EditionExpand your Serious Sam 4 experience with the DIGITAL DELUXE EDITION which includes the game and the Digital Deluxe Pack.The Deluxe Pack includes:The exclusive Classic Tommy Gun in-game weapon skin.The original game soundtrack composed and mixed by Damjan Mravunac in .mp3 and lossless formats.A digital art book full of concept art, model renders, and exclusive glorious poster art.About the GameHumanity is under siege as the full force of Mental’s hordes spread across the world, ravaging what remains of a broken and beaten civilization. The last remaining resistance to the invasion is the Earth Defense Force led by Sam “Serious” Stone and his heavily-armed squad of misfit commandos. Croteam returns with a high-powered prequel to the Serious Sam series that scales up chaos to unprecedented levels. The classic Serious Sam formula is revamped by putting an unstoppable arsenal up against an unimaginable number of enemies that requires players to circle-strafe and backpedal-blast their way out of impossible situations.HORDES OF INVADERSThe iconic cast of alien invaders returns with some new reinforcements! Fight your way through unbelievable numbers of Mental's minions including the iconic Headless Kamikaze, Beheaded Rocketeer, Kleer, Scrapjack, Werebull, and Khnum! Square off against brand new enemies and towering monsters like the frantic Processed, repulsive Belcher, the hard-hitting Zealot, and more.EXPLOSIVE ARSENALArmed with a slew of devastating weapons, pick your tool for any situation. Lay waste to Mental's Horde using the powerful double-barreled shotgun, the punishing minigun, the powerful chainsaw launcher, a brand new auto shotgun, and the iconic cannon. Upgrade your toys, and enjoy the violent beauty of the lock-on rocket launcher, and the mighty laser beam of death.COOPERATIVE MAYHEMSmash through the action-packed campaign with friends in 4-player online co-op mode! Tackle exciting primary missions and thrilling side quests in modified difficulties for an extra challenge.LEGION SYSTEMSerious Sam 4 unleashes some of the biggest moments in the series’ history with the new Legion System and battlefields teeming with thousands of enemies!