Armada Bases are bases formed by Armada Warders.

Armada Bases around the same level form an alliance.

※ Armada Warders belong to an extremist organization that dominates the seas in times of anarchy.

If you win against Armada Warders, 

you can get resources and Armada Loot Boxes.

However, if you attack recently defeated bases indicated by a burning base, 

you cannot get Armada Loot Boxes. 

You can only get leftover resources.