This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by sending 3 face-up Trap Cards from your side of the field to the Graveyard. This card gains 1000 ATK for each Continuous Trap Card in your Graveyard. Once per turn, you can destroy 1 Set Spell or Trap Card in your opponent's side of the field. Spell and Trap Cards cannot be activated in response to this effect's activation.