Major update13 Aug 2026The Locked and Loaded UpdateHunters! A new update has arrived in the Zone, bringing a mix of new content, gameplay improvements and quality-of-life changes. And to make the update even sweeter, we’ve slapped on our biggest discount ever! For the next two weeks, you and your friends can pick up ZERO Sievert with a 40% discount . With this update, we've added some new toys to play with, made a few systems easier to use and…
ZERO Sievert presents The Rotking Update Face the Rotking. Master the Chemicals. Survive the Zone. This update brings some of the biggest additions yet to ZERO Sievert — new bosses, enemies, factions, perks, and gear — alongside dozens of quality-of-life improvements and fixes. Face off against the Rotking , uncover chemical secrets beneath the Swamp, and encounter a new Industrial Faction with…
WELCOME TO THE ARMOURY This update expands your arsenal like never before. The Armoury Update introduces five brand-new weapons , a deadly new ammunition type, and a host of quality-of-life features designed to make every raid smoother and deadlier. We’ve also made tweaks to NPC behaviour, recoil, and world systems to ensure firefights feel sharper and more immersive. 🔥 NEW WEAPONS The Zone ju…
ZERO Sievert — Patch Notes WELCOME TO THE RANGE This patch introduces the long-requested Shooting Range , giving players a dedicated space to test weapons, experiment with builds, and sharpen their combat skills. We’ve also made meaningful improvements to the Prologue , enhancing the early-game experience, along with a range of UI, controller, and quality-of-life updates to keep ZERO Sievert ru…
Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.