The mother's codename is Nightshade, and her daughter's codename is Frostbite. She is the second highest-ranking assassin in the M.A.S.K. association. You are number one. M.A.S.K. (- Makers of Assassins, Saviors, and Killers) is an assassination association that specializes in combat and protective services. They're known for making super-soldiers with incredibly fast reflexes and combat skills. The major enemies of M.A.S.K. are the "Rainlaws," a rival assassination group.