[Burst (After your opponent activates a "When this spirit/brave is summoned" effect)] Choose 1 opposing nexus. Destroy all opposing nexuses with the same name as the chosen nexus. After that, by paying the cost, you can activate this card's flash effect. (Flash Step) If your opponent has 2 or more spirit cards with the same name, choose 1 of these. Destroy all opposing spirits with that same name as that spirit.