Flash - Advent: Beast Head & Cost 4 or above (Either Attack Step) By sending your Soul Core to the Trash, stack this from your hand onto your target Ultimate.
[Summon Condition: Controlling At Least One Beast Head Ultimate]
[LV3][LV4][LV5] Flash - (Either Attack Step) By paying one cost, summon one pre-Advent card underneath this Ultimate. If you've done so, destroy two opposing Cost 8 or less Spirits.
[LV4][LV5] When your "Sandsea"-named Ultimate battles, your opponent can't activate effects of Cost 6 Burst.