Phrasing Mirage

Play this if your vanguard is "A Butterfly's Dream "forte" Rui Yashio"! :When this card is put on , search your deck or drop for up to one "Dissonance of a Hollow World "forte" Mashiro Kurata", call it to , and until end of turn, it gets "Boost" and +5000. If you searched the deck, shuffle the deck. At the end of that turn, retire that unit. :When your vanguard attacks, if your drop has one or more different Music cards, 1, choose one of your vanguards, until end of turn, it gets +5000, if it has three or more different Music cards, at the end of that battle, [discard a card with "Rui Yashio" in its card name from hand], that unit, until end of turn, it gets drive -1, and if it has five or more different Music cards, all of your rear-guards get +5000.