Knight of Alliance, Guiderius (V-PR/0294EN) [V Promo Cards]

[CONT](Hand):You may discard this card as a [Heal] for the cost of calling a [G Guardian]. [AUTO]:When this unit is put on (GC) from hand, [COST][remove a [Heal] from hand or drop], choose up to two of your grade 2 rear-guards, and until end of that battle, they get"[AUTO]:When this unit is retired from (GC), put this card into hand.", and [Shield] +10000. If you did not choose two cards, [COST][Counter-Blast 1], choose one of your vanguards, and it gets [Power] +5000 until end of turn.