Flagship Dragon, Flagburg Dragon (D-BT03/SP09EN) [Advance of Intertwined Stars]

[AUTO](VC):When this unit attacks a vanguard, [COST][Counter-Blast 1]], and perform all of the following according to the number of attacks you made this turn. • 3 or more attacks - Draw a card. • 4 or more attacks - Your opponent chooses two rear-guards, and retire them. • 5 or more attacks - Until end of that battle, this unit gets [Power] +10000, and when your opponent would call cards from their hand to (GC), they must call three or more at the same time.