Flash - Advent: Death Dragon & Cost 4 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 Summoned/Advents) You can put two cards from your decktop facedown on your Removed Zone. When you've done so, send three cores from an opposing Spirit/Ultimate to the Reserve.
[LV2][LV3]Flash - (When Attacks) By putting one card from your hand facedown on your Removed Zone, this Spirit refreshes.