Serious Sam Returns! Multiversal Co-Op FPS Shatterverse Drops August 31

Publisher Devolver Digital and developer Behaviour Interactive have officially confirmed that Serious Sam: Shatterverse will release on August 31, 2026. The surprise spin-off brings high-octane, cooperative arena shooting and roguelite progression to PlayStation 5, Xbox Series X|S, and PC via Steam. Developed in collaboration with series creator Croteam, the action game reimagines the iconic boomer shooter franchise as a multi-dimensional war where up to five players fight alongside alternate variants of Sam Stone.

Key Project Information

• Game Title: Serious Sam: Shatterverse
• Developer: Behaviour Interactive
• Publisher: Devolver Digital
• Original Franchise Creator: Croteam
• Release Date: August 31, 2026
• Supported Platforms: PlayStation 5, Xbox Series X|S, PC via Steam
• Genre: Cooperative First-Person Shooter, Roguelite, Arena Action
• Official Website and Socials: Serious Sam Official Website | Serious Sam Official X Account

What Is the Story and Setting of Serious Sam: Shatterverse?

The narrative centers on a reality-shattering catastrophe triggered by the maniacal villain Uber Mental. By fracturing the barriers separating parallel dimensions, Mental has successfully hunted down and defeated Sam Stone across countless timelines.

To fight back, surviving variants of Sam from across the multiverse unite under the Serious Program, a dimensional resistance team dedicated to restoring stability to the Shatterverse. Players must travel through shifting realities, defeat Mental’s five brutal lieutenants, and reclaim fractured timelines before total dimensional collapse occurs.

How Does the Co-Op Gameplay and Roguelite Structure Work?

Combining classic run-and-gun combat with modern procedural run mechanics, Serious Sam: Shatterverse shifts the traditional linear campaign into dynamic, replayable mission loops.

• Five-Player Cooperative Squads: Squad up with up to four other players to control distinct multiversal versions of Sam Stone, combining abilities and firepower.
• Procedurally Generated Arenas: Each run routes players through hand-crafted battlefields enhanced by randomized layouts, hidden dimensional portals, and fluctuating environmental hazards.
• Permanent Upgrades and Modifiers: Earn persistent progression rewards, alter run conditions with gameplay-bending match modifiers, and unlock high-tier weaponry between deaths.
• Over-the-Top Arsenal: Utilize staple heavy firearms alongside new dimensional weaponry designed to clear screen-filling enemy waves instantly.
• Remixed Enemy Hordes: Face classic alien foes alongside brand-new monster variants serving under Mental’s lieutenants.