"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
Riding dragons before it was coool
Leader Ability
Blacken the Skies
Your other troops cost1 less
Traits

Dismounts

Elemental

Flying

AoE
Possible Army Slots








Talents


Flaming Soul
Cast Living Bomb upon dismounting, damaging nearby enemies.


Scale and Steel
Gain Resistant while flying and Armored while dismounted.


Legionnaire
Dismount when first taking damage. The Drake continues fighting.
Recommended Build