Horus the Black Flame Dragon LV8 (Green) [DL17-EN002] Rare

This card cannot be Normal Summoned/Set. Must be Special Summoned by "Horus the Black Flame Dragon LV6" and cannot be Special Summoned by other ways. During either player's turn, when a Spell Card is activated: You can negate the activation, and if you do, destroy it. You must control this face-up card to activate and resolve this effect.