Feu Grégois Volcanique CT04-FR004

This Card cannot be Summoned by Special Summon, nor can it be Set. this card can only be Summoned by Special Summon by sending a "Tri-Blaze Accelerator" you control to the Graveyard. During your opponent's Battle Phase, your opponent must attack this monster with all Attack Position monsters they control. When this card destroys a monster and sends it to the Graveyard, destroy all monsters your opponent controls and inflict 500 damage to your opponent for each monster destroyed by this effect.