Flash - Advent: Ultraman Orb (Either Attack Step)
By sending your Soul Core(Soul Core) to the Trash, stack this from your hand onto your target spirit.
[During Advent] [LV1][LV2] This Spirit cannot be destroyed by opposing effects.
[LV2] (When Attacks) For each of this Spirit's pre-Advent cards, destroy an opposing Cost 7 or less Spirit.