Group 935

Group 935 is an international scientific research group featured in the Aether story of Treyarch's Zombies mode. Group 935 first appeared in Call of Duty: World at War and several maps take place in Group 935's facilities and sites throughout Call of Duty: Black Ops, Call of Duty: Black Ops II and Call of Duty: Black Ops III.

In When the Cold Breeze Blows Away, it would be happened in during World War III when they would be located in every zombie locations and zombie maps