[AUTO](RC)[Generation Break 1](This ability is active if you have one or more face up G units in total on your (VC) or G zone):[Counter-Blast 1] When this unit attacks a vanguard, if this unit is boosted ([Boost]), you may pay the cost. If you do, choose one of your opponent's grade 2 or less rear-guards, and lock it. (The locked card is turned face down, and cannot do anything. It turns face up at end of the owner's turn.)