SS Son Gohan, Destiny Entrusted

[Unique] [Barrier] [Permanent] If you have 3 or more energy and you have a face-up yellow "Son Goku" card in your Z-Deck, reduce the energy cost of this card in your Z-Deck by 4. [Auto] When this card attacks, choose up to 1 of your opponent's Rest Mode Battle Cards and KO it, then play up to 1 yellow Battle Card with an original energy cost of 1 from your hand.