When a Spell Card is activated: Discard 1 Spell; negate the activation and if you do, destroy it, and if you do that, your opponent can not activate Spell Cards With That name for the rest of this Duel.
Set:
Speed Duel GX: Midterm Paradox
When a Spell Card is activated: Discard 1 Spell; negate the activation and if you do, destroy it, and if you do that, your opponent can not activate Spell Cards With That name for the rest of this Duel.