Flash - Advent Blade Beast/Fusion Beast (Either Attack Step)
By sending Soul Core to your Trash, stack this from your hand onto your target spirit.
[LV1][LV2][LV3]Whirlwind: 1 (When Advents) Heavy exhaust an opposing Spirit/Ultimate.
(Heavily exhausted cards are turned upside down and become exhausted after refreshing once.)
[During Advent] [LV2][LV3] Other than Soul Core, cores can't be removed from Spirits.