Blue Deathster, "Skyrendriver" Avantgarda Richter

(Hand):If your opponent's vanguard is grade 3 or greater, [reveal this card & bind a "Blue Deathster, "Skyrender" Avantgarda" from ], ride this card as , and until end of turn, it gets all of the original abilities of the card bound for this cost. :At the end of the battle this unit attacked, if your soul has a "Blue Deathster, Sora Period", [discard two cards from hand], choose a "Blue Deathster, "Skyrender" Avantgarda" from your bind zone, ride it as , and it gets +10000/drive -1 until end of turn.