Sacred Tree Dragon, Rain Breath Dragon

(Usable when both fighters' vanguards are grade 3 or greater, and the number of face up G guardians in your G zone is three or less)-Opponent Turn's Guard Step-[Choose a card with "[Heal] Heal" from your hand, and discard it] Call this card to your from face down. :When this unit is placed on , choose up to one card from your hand, call it to , and until end of turn, that unit gets "/:Resist". If you called a card, this unit gets +5000 until end of that battle.