"Army slots" are the bottom 3 slots in each build. They are awarded from successful dungeon completions and every leader has a distinct pool of options. Each slot can be changed after unlocking by spending Arclight Energy.
Summary
The original Elite Tauren Chieftain
Leader Ability
Earthen Might
Your
Traits
Tank
Attack Stun
Melee
AoE
Possible Army Slots
Talents
Reincarnation
After death, Resurrect at 50% health, once.
Plainsrunning
Move 50% faster and gain the Fast trait.
Aftershock
When Stun expires, affected enemies are Dazed for 5 seconds.
Recommended Build