Ruler of the Demon Realm, Demon King Black

[Deal] - :If your or Order Zone has a card with "Camera-chan" in its card name, 1, and until end of turn, all of your rear-guards become [Deal] state, and they get +5000. :At the end of the battle this unit attacked, [put a grade 3 or greater card with "Black" in its card name from hand or soul into drop], all of your rear-guards in the [Deal] state, and they get +5000 until end of turn. At the end of that turn, retire all of the rear-guards by this effect.