Transformation Stealth Rogue, Kuzunoha

: 1 When this unit is placed on , if your vanguard is [Legion], you may pay the cost. If you do, choose one of your rear-guards not named "Transformation Stealth Rogue, Kuzunoha", search your deck for up to one card with the same card name as as that unit, call it to , shuffle your deck, and at the end of that turn, put the unit called with this effect on the bottom of your deck.