Ultimatum is a group of stalkers from the Mercenary Ghost modification. Known as fighters for justice in the Zone, who destroy the mutants and "dirty people" of the Zone. They look like Duty, besides, according to rumors, their group was founded by former Dolgovites. One of the main goals of the group is to eliminate a man known as an atomic stalker, who killed more than a thousand people in the Zone. Also, all members of this group are well equipped. They have their own armored suits and exoskeletons, created on the basis of the stalker ones. The skins are made with high quality, I did not notice any serious bugs. Enjoy your game!