Once per turn: You can pay (Bloodbourne 5)
and discard 1 “Fallen” Demon card from your
hand, to target.1 Warrior on the field; take
control of the targeted Warrior until the end of the
turn. While you control the Warrior, it becomes a
Demon in addition to it’s other Legions.

You can discard 1 “Fallen” Demon card and sacrifice this face-up
card; reduce the Damage Counter Max (DCM) of your Demon
Warlord by 10.