Duo Eternal Sister, Meer (Black) (RRR)

[AUTO](VC) Limit Break 4 (This ability is active if you have four or more damage):[Counter Blast (1) & Choose three cards from your hand, and discard them] At the end of the battle that this unit attacked a vanguard, you may pay the cost. If you do, choose a card named Duo True Sister, Meer from your soul, ride it as [Stand], choose a card named Duo Eternal Sister, Meer from your soul, put it into your hand, choose a card from your hand, and discard it.
[ACT](VC)[1/Turn]:[Counter Blast (1) & Soul Blast (1)] Choose one of your rear-guards, return it to your hand, search your deck for up to one card with the same name as that unit, reveal it to your opponent, put it into your hand, shuffle your deck, choose a card from your hand, and put it into your soul.