Marsh Casualties [Duel Decks: Zendikar vs. Eldrazi]

Set: Duel Decks: Zendikar vs. Eldrazi Type: Sorcery Uncommon Cost: {B}{B} Kicker {3} (You may pay an additional {3} as you cast this spell.) Creatures target player controls get -1/-1 until end of turn. If this spell was kicked, those creatures get -2/-2 until end of turn instead.