Isochron Scepter [Duel Decks: Izzet vs. Golgari] Secret Slayers When Spell

When Spell

Each time your opponent Sets a Spell or Trap Card(s): Inflict 300 damage to your opponent

Set: Portal Three Kingdoms Type: Instant Rarity: Rare Cost: {2}{W} Cast this spell only during the declare attackers step and only if you've been attacked this step

Set: EX: Crystal Guardians Type: Psychic Rarity: Rare Retreat cost: Colorless

Isochron Scepter [Duel Decks: Izzet vs. Golgari] Secret Slayers When SpellSet: Duel Decks: Izzet vs. Golgari Type: Artifact Rarity: Uncommon Cost: {2} Imprint When Isochron Scepter enters the battlefield, you may exile an instant card with converted mana cost 2 or less from your hand. {2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.