A Task Force of Multi-National Special Forces were tasked with Extracting and Locating four Girls who are named after ships. When they rescue them, they don't just get uniform changes, but are members of the Task Force as well.
Sword Art Online, Call Of Duty and Battlefield crossover. Disclaimer: Sword Art Online is owned by Reki Kawahara, Call Of Duty is owned by Activision and Infinity Ward, Battlefield is owned by EA and DICE.
Peregrine Falcon Squad Member, Master Sergeant Fio Germi, was teleported to Washington DC, during the outbreak of the "Green Poison". As after being shot by a Hyena Member, she is saved by a Division Agent and when she joins, she becomes part of the SHD.