[AUTO]:[Choose one of your other rear-guards, and put it into your soul] When this unit is placed on (RC), you may pay the cost. If you do, search your deck for up to one card with "Zeal" in its card name and the same grade as your vanguard, ride it as [Stand], and shuffle your deck. If you rode, choose a card with the same grade as your vanguard from your soul, call it to (RC), choose one of your opponent's vanguards, and it gets [Power] -3000 until end of turn.