Also known as Sinister Outbreak, sinister outbreak, sinister-outbreak
Sinister Outbreak is an action-horror game where you wake up in a zombie-infested lab. With no memory and danger around every corner, fight to survive, uncover the truth, and escape the nightmare.
Sinister Outbreak - Update V1.8 Hello, survivors! Update V1.8 is now available and brings important improvements to gameplay, performance, and game stability. Check out the new features in this version: 🎮 Gamepad Suppo…
Browse past updates and patch notes for this game.
