True Sanctuary of Light, Star Barrier Dragon

True Sanctuary of Light, Star Barrier Dragon
Card Effect(s):
 * Name: True Sanctuary of Light, Star Barrier Dragon
 * Card Type: G Unit
 * Grade: Grade 4
 * Shield: 15000
 * Nation: United Sanctuary
 * Clan: Royal Paladin
 * Race: Cosmo Dragon
 * Trigger Effect: None
 * Card Flavor(s): Abandon your wicked ways! None can best the Sanctuary!
 * 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]:[CB(1)] When this unit is placed on (GC), you may pay the cost. If you do, choose one of your locked cards, unlock it, and if you have a vanguard with “Sanctuary of Light” in its card name, this unit gets [SHIELD]+10000.