Fruit of the Tree of Might (BT12-083) - Vicious Rejuvenation

[Activate:Battle] If your Leader Card is a "Turles Crusher Corps" card, all of your energy is mono-green, and you flip 1 face-up card in your opponent's life face down : Choose up to 1 of your Leader Cards or Battle Cards and it gets +20000 power of the battle; if the chosen card's character name includes "Turles", it also gains [Double Strike].