Master Roshi, Adventure Companion (BT27-052) - History of Z Foil

[Permanent] If your "Son Goku : Childhood" card is in play, you may activate "Kamehameha Energy Release" from your hand without paying its energy cost.
[Activate:Main] [Limit 1] G, if your Leader is a green "Adventure" card and you have 3 or more energy : Draw 1 card and play this card from your hand.