[ACT](VC): Legion21000 "Top Idol, Riviere" (If your opponent's vanguard is grade 3 or greater, this unit may return four cards from your drop zone into your deck once, search your deck for the specified card, and Legion) [AUTO](VC):[Counter Blast (3) & Choose three cards from your hand, and discard them] At the end of the battle that this unit attacked a vanguard, if this unit is Legion, you may pay the cost. If you do, [Stand] all of your vanguards. This ability cannot be used for the rest of that turn. [AUTO]:When this unit rides a card named "Super Idol, Riviere", search your deck for up to one "Top Idol, Riviere", reveal it to your opponent, put it into your hand, and shuffle your deck.