Notorious Throng [Morningtide] Serpent you may exile a card

you may exile a card from your hand

Set: Judge Gift Cards 2011 Type: Creature — Human Wizard Rarity: Rare Cost: {1}{B} At the beginning of your upkeep

Set: Mirrodin Type: Creature — Human Wizard Rarity: Rare Cost: {1}{U}{U} At the beginning of each opponent's upkeep

When Phyrexian Dreadnought enters the battlefield

Notorious Throng [Morningtide] Serpent you may exile a cardSet: Morningtide Type: Tribal Sorcery Rogue Rarity: Rare Cost: {3}{U} Prowl {5}{U} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.) Create X 1 1 black Faerie Rogue creature tokens with flying, where X is the damage dealt to your opponents this turn. If this spell's prowl cost was paid, take an extra turn after this one.