Dark Dragon, Plotmaker Dragon (G-BT09/S09EN) [Divine Dragon Caper]

[ G guardian ] (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" from your hand, and discard it] Call this card to your (GC) from face down. [CONT](GC) Ritual 3 (Active if there are three or more grade 1 cards in your drop zone) : This unit gets [Shield]+10000.