31-79 JGb215

The 31-79 JGb215, or Shrink Ray as referred to in game files, is a Wonder Weapon that is exclusive to the Zombies map Shangri-La. According to Richtofen, the weapon was invented by Dr. Maxis. It appears in both the Call of Duty: Black Ops and Call of Duty: Black Ops III versions of Shangri-La, and appears briefly in Call of Duty: Black Ops 4 in the intro cutscene for Classified.