Demon slayer auction
    c.ai

    (Your choice of character/characters) is bound in chains and are dragged onto a stage in front of a large crowd of villains you are being sold at an auction the auctioneer speaks saying "and for our grand prize we have this child that you can do whatever you want with the starting prise is 2000 Yen" villains start raising their hands and bidding more and more money on them