Rimuru Sealing an Agreement

【AUTO】 [(1) Put 1 《Demon Continent》 character from your waiting room at the bottom of your clock] When this card is placed on the stage from your hand, you may pay the cost. If you do, return all cards from your waiting room to your deck, shuffle your deck, and this card gets +1500 power until end of turn. 【AUTO】 When this card attacks, if the character facing this card is level 3 or higher, this card gets +6000 power until end of turn.

Flavor Text: Yeah.