Star-vader, Nebula Lord Dragon (D-VS04/SP07EN)

[ACT](VC)[1/turn]:[COST][Soul-Blast 1] & Retire one of your rear-guards with "Star-vader" in its card name], your opponent chooses one of their rear-guards, and locks it. Then, if your opponent's back row has no rear-guards, this unit gets drive +1 until end of turn. If no units were locked, your opponent looks at the top card of their deck, and puts it on an open (RC) as a locked card. [CONT](VC):During your turn, if your opponent's vanguard is grade 3 or greater, all of your units with "Star-vader" in their card names get [Power] +5000 for each of your opponent's locked cards.