Sacred Tree Dragon, Rain Breath Dragon (D-PV01/100EN) [D-PV01: History Collection]

[G Guardian]-Opponent Turn's Guard Step-[COST][Discard a card with [Heal] from hand], and call this card to your (GC) from face down. [AUTO]:When this unit is placed on (GC), choose up to one card from your hand, call it to (RC), and it gets"[CONT](RC)/(GC): Resist" until end of turn. If you called a card, this unit gets [Shield] +5000 until end of that battle.