Carmilla, Armed Vampire (CMB-057 MR) [Crimson Moon's Battleground]

[Flying] [Drain] [Bane] Rest three recovered Armament or High Armament sub-rulers you control: Put this card from your graveyard into the field rested. If two or more High Armament sub-rulers were rested to pay the activation cost, put this card into the field recovered instead and it gains [Swiftness] until end of turn. Play this ability only if this card is in your graveyard. B, discard this card: Upgrade target Armament sub-ruler you control.