Dark Dragon, Darkveil Dragon (G-BT14/032EN) [Divine Dragon Apocrypha]

[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. [AUTO]:[Soul Blast (1)] When this unit is placed on (GC), you may pay the cost. If you do, this unit gets [Shield]+5000 until end of that battle for every two grade 1 cards in your drop zone.