The Valkyries were Norse spirits who brought fallen warriors and champions to Valhala. Fireteam Valkyrie will decide who lives and who dies! Please only join if I know you or if you own a full set of Nightfall armor. There are four ranks to achieve in this Fireteam. Co-Leader: Earned by leadership and signs of courage and earned by trust. Captain: Earned by trust and outstanding work done on the field of battle. Lieutenant: Earned by reaching level 20 and showing signs of a good soldier. Recruit. Earned by joining Fireteam Valkyrie.