Blue Deathster, "Skyrendriver" Avantgarda Richter: D Booster Set 13: Flight of Chakrabarthi

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