Star Vader, Dark Band Dragon
Activate [V] Limit Break 4 (This ability is active if you have four or more damage): [Counter Blast (1) - Cards with "Star Vader" in their card names] Choose one of your opponent's rear-guard in the front row, and lock it.
Auto [V]: When this unit attacks, if you have more rear-guards than your opponent, this unit gets power +3000 until end of battle.
Star Vader, Dust Tail Unicorn
Auto: Forerunner (When a unit from the same clan rides this unit, you may call this card to a rear-guard circle)
Activate [R]: [Counter Blast (1) & Put this unit into your soul] If you have a <Link Joker> vanguard, and your opponent has locked cards, choose one of your opponent's rear-guard, and lock it.