[Permanent] Only 1 {Dr.Myuu, the Mastermind} can be played in your Battle Area, and if you have a Red/Yellow multicolor card in your energy, you can play this card from your hand without paying its energy cost.
[Auto] If your Leader Card is a yellow "Baby" card : When you play this card, choose up to 1 yellow "Baby" card with an energy cost of 1 from your deck, play it, shuffle your deck, then you can't play {Dr.Myuu, the Mastermind} for the duration of the turn.