[AUTO](VC/RC):[Counter-Blast 1] When this unit's attack hits a vanguard, if you have a grade 3 or greater vanguard with "Giraffa" in its card name, you may pay the cost. If you do, choose one of your opponent's rear-guards, [Rest] it, and until end of your opponent's next turn, it gets "[AUTO]:When this unit is put into the drop zone from (RC) or (GC), choose one of your rear-guards, and retire it.", and that unit cannot [Stand] during your opponent's next stand phase.