THE CALLISTO PROTOCOL FULL GAME Hardest Difficulty - All Secret Rooms/Collectables (PC Ray Tracing)

 

 

 We play The Callisto Protocol on Maximum Security (hardest) Difficulty finding all Secret Rooms and Collectables while also using the New Snakeskin outfit for Jacob. If you like Sci-Fi Atmosphere like Metroid Prime, Dead Space and Mass Effect among others, you'll like this game a lot. This is PC version running the newest patch: 1.08.