Horus the Black Flame Dragon LV8

[ Dragon / Effect ] 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 to resolve this effect. ATK/ 3000 DEF/ 1800