MONTAGNE BIRTHDAY CHALLENGE Bygaga 06.03.2019 2018, Charm, Weekly Challenges Reward Comments 02/10/2018 MONTAGNE BIRTHDAY CHALLENGE overview Rainbow Six Siege – MONTAGNE BIRTHDAY CHALLENGE Wish Montagne a Happy Birthday with the Ubisoft Club Challenge. Destroy 10 defender gadgets while attacking to receive Montagne’s Dog Tag charm. Montagne’s Dog Tag charm Montagne’s Dog Tag charm