: Cardfight!! Vanguard
: Booster Set 4: Eclipse of Illusionary Shadows
[AUTO](RC):When an attack hits a vanguard during the battle that this unit boosted a «Kagero» , you may choose one of your opponent's grade 1 rear-guards, and retire it. If you do, at the beginning of the end phase of that turn, return this unit to your deck, and shuffle your deck.