Flash - Advent: Cost 5 or more (Either Attack Step)
By sending your Soul Core to the Trash, stack this from your hand onto your target spirit.
[LV1][LV2][LV3] (When Advents) Return one of this Spirit's Green ""Ultimate"" family pre-Advent cards to your Hand. When you've done so, return two opposing exhausted Spirits to the top of the deck.
[LV2][LV3] (When Attacks) The opposing Burst can't activate.