[Set] (This card remains on the field.) All 《Hundred Demons》 on your field cannot have their abilities nullified or their souls dropped by your opponent's card effects. When your opponent takes damage by your card effects, put the top card of your deck into your gauge, you gain 1 life, and draw a card. This ability only activates once per turn. You may only [Set] one "Hundred Thunder Vortex" on your field.