Avaricious Demonic Dragon King, Greedon Masques

[CONT]:This card can only be ridden from a grade 3 with "Greedon" in its card name. [CONT](VC):The number of cards in your damage zone for you to lose becomes seven. [ACT](VC)[1/turn]:[COST][Remove a card with "Greedon" in its different card name from this unit from hand, soul, or drop], look at the top seven cards of your deck, choose up to one card with "Desire Devil" in its card name from among them, reveal it and put it into hand, and shuffle the deck. [AUTO](VC)[1/turn]:At the end of the battle this unit attacked, if your soul has three or more cards with "Desire Devil" in their card names, [COST][put three [Stand] rear-guards into soul], [Stand] this unit, and it gets [Power] +5000 until end of turn.