- Steam App
- Run or Rot: ZK1L4 (3635000)
- Event type
- patch note
- Published
- 13 January 2026 - 18:36:46 UTC
- Source
- steam_community_announcements
ZK1L4 v2.2 is here: and it’s one of the biggest updates so far.This update brings elite enemies, dynamic run modifiers, deeper combat, and major polish to both solo and couch co-op play.🧟 New Elite: Golden SirA rare high-value zombie has entered the battlefield.Golden Sir:Drops large amounts of goldSpawns with an escort of zombiesSwitches between fleeing and attackingCan suddenly burst into a high-speed sprintIf you see him, hunt him. If you hear him, chase him.🎯 Run Goals & 🧬 Run MutationsEvery run is now more dynamic.You’ll encounter:Run Goals that reward XP, healing, gold, or skill upgradesRun Mutations that change how zombies behave (more enemies, faster hordes, glass-cannon waves, tanky mobs, and more)No two runs will feel the same.⚔️ Combat & Enemy UpgradesZombies now use proper collision bodiesEnemies feel more physical and aggressiveImproved pathing and stuck recoveryElite enemie...