Irrevocable Regret, Rimuru

【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 《Demon Continent》 characters among those cards ×1000. 【AUTO】 [Put 1 card from your hand into your waiting room] When this card is put into your waiting room from the stage, put the top 2 cards of your deck into your waiting room. If there is a climax among those cards, you may pay the cost. If you do, choose 1 character in your waiting room, and return it to your hand.

Flavor Text: What is all this? What... happened here?