Flash - Advent: Death Dragon & Cost 5 or more (Either Attack Step) By sending Soul Core to your Trash, stack this from your hand onto your target spirit.
After you activate your Accel effect, this Spirit card in your hand can advent onto your Spirit.
[LV2][LV3] Twinkle Spellbind (Opposing Turn) At the start of each step, move one core from opposing Spirits/the Reserve to the Trash. When this Spirit is [During Advent], if a Spirit is depleted by this effect, move one core from the opposing Life to the Trash.