[ 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]:[Choose two cards with different grades from your drop zone, and bind them face up] When this unit is placed on (GC), you may pay the cost. If you do, this unit gets [Shield]+10000 until end of that battle.