DOC BIRTHDAY CHALLENGE Bygaga 06.03.2019 2018, Charm, Weekly Challenges Reward Comments 11/09/2018 DOC BIRTHDAY CHALLENGE overview Rainbow Six Siege – DOC BIRTHDAY CHALLENGE Wish Doc a Happy Birthday with the Ubisoft Club Challenge. Destroy 20 attacker drones while defending to unlock Doc’s Dog Tag charm. Doc’s Dog Tag charm Doc’s Dog Tag charm