CAVEIRA BIRTHDAY CHALLENGE Bygaga 06.03.2019 2018, Charm, Weekly Challenges Reward Comments 09/10/2018 CAVEIRA BIRTHDAY CHALLENGE overview Rainbow Six Siege – CAVEIRA BIRTHDAY CHALLENGE Wish Caveira a Happy Birthday with the Ubisoft Club Challenge. Destroy 20 attacker drones while defending to unlock Caveira’s Dog Tag charm. Caveira’s Dog Tag charm Caveira’s Dog Tag charm