Syn Shenron, Achieving Supremacy

[Unique] [Activate:Main] If your Leader Card is a "Shadow Dragon" card and you choose 1 mono-yellow "Shadow Dragon" card with an energy cost of 2 or less in your Battle Area and return it to its owner's hand : Play this card from your hand and you can't activate the [Activate:Main] skill of copies of this card for the turn. [Activate:Main][Once per turn] If it's your turn : Choose 1 "Shadow Dragon" card in your hand and discard it : Draw 1 card.