The hardcore mode in the Callisto Protocol is a challenging version of the survival scary experience, which ought to push you to your limitations and is not for the faint of heart. The Callisto Protocol-Hardcore mode Ammunition, health and credits are harder to get and not every bio-eaterer drops victim Increased opponent damage Decreased damage to the narcotic staff Increased opposing anomaly speed The worth of the counter gang is minimized Hardcore mode New Video game+ (requires the conclusion of regular hardcore mode). New Achievements. The designers have actually gotten rid of some bugs. Gamers who have not gotten the accomplishment The Protocol has to do with life after the end of the video game will now immediately get the Achievement. The solving of errors in the localization of levels and voices/subtitles was taken care of. There is also an enhanced challenger I when the player is surrounded by a number of challengers.