Quiet Anger, Souei (TSK/S70-E073S SR) [That Time I Got Reincarnated as a Slime]

[AUTO] [(1)] When this card is placed on the stage from your hand, you may pay the cost. If you do, choose 1 climax in your waiting room, and return it to your hand. [AUTO] When this card attacks, choose 1 of your "Demon Continent" characters, and that character gets +X power until end of turn. X is equal to the number of "Demon Continent" characters you have ×500.