Son Goku, Rival Seeker

[Energy-Exhaust]
[Permanent] If you have a Red/Blue multicolor Extra Card in your Drop Area, reduce the combo cost of this card in your hand by 1.
[Activate:Main] [Once per turn] If you have 5 or more energy and you add 2 Red/Blue multicolor Extra Cards from your Warp to your hand : Choose up to 1 Red/Blue multicolor “Son Goku” card with an energy cost of 6 in your hand and play it on top of this card.