[AUTO](VC) Limit Break 4 (This ability is active if you have four or more damage):[Counter Blast (1)] At the beginning of your main phase, you may pay the cost. If you do, choose one of your rear-guards with "Duo" in its card name, return it to your hand, choose one of your rear-guards with the same card name as that unit, and return it to your hand. [AUTO](VC):When your other unit is returned to your hand from (RC), this unit gets [Power]+3000 until end of turn.