Burning Kamehameha (BT10-122) [Rise of the Unison Warrior]

Product Details

[Permanent] If your Leader Card is yellow and you have a yellow Unison Card in play, reduce the energy cost of this card in your hand by 1.
[Activate:Main] If your opponent has 4 or more cards in Rest Mode : Choose 1 of your opponent's Battle Cards in Rest Mode and KO it.