Incomplete Metamorphosis, Mashiro Kurata

:When this unit is attacked by your opponent's rear-guard, [discard a grade 3 card from hand with "Mashiro Kurata" in its card name], choose one of your other rear-guards, and change the unit being attacked to that unit. :If you did not play an order this turn, 1, search your deck or drop for up to one Music and play it, and if you searched the deck, shuffle the deck.