Summoning Cavalry Beast, Albedo [Nazarick: Tomb of the Undead Vol.2]

[AUTO] When this card is placed on the stage from your hand, put the top 2 cards of your deck into your waiting room, and this card gets +X power until end of turn. X is equal to the number of "Grotesque Race" or "Nazarick" characters among those cards x1000. [AUTO] [(1)] During the turn that this card is placed on the stage from your hand, when this card's battle opponent becomes [REVERSE], you may pay the cost. If you do, reveal the top 2 cards of your deck, your opponent chooses 1 event or character from among them, you put it into your hand, and put the rest into your waiting room.