Gigant Arms, Silhouette

[AUTO](VC)[1/turn]:At the beginning of your attack step, [COST][Soul-Blast 1], choose up to two of your rear-guards with "Armed Arms" in each of their different card names, and attach them to this unit. [AUTO](VC):At the end of the battle this unit attacked, choose up to one of the units attached to this unit, and move it to an open (RC) as [Stand].