Paralyze [Collectors' Edition] Legendary Land Whenever you cast your third

Whenever you cast your third spell in a turn

Set: Magic Origins Type: Creature — Dragon Rarity: Mythic Cost: {2}{R}{R} Flying

"Is this what you found

Set: World Championship Decks 2003 Type: Creature — Goblin Rarity: Rare Cost: {3}{R}{R} When Siege-Gang Commander enters the battlefield

Set: Eldritch Moon Prerelease Promos Type: Legendary Creature — Human Werewolf Rarity: Mythic Cost: {3}{R}{G} Whenever this creature enters the battlefield or transforms into Ulrich of the Krallenhorde

Paralyze [Collectors' Edition] Legendary Land Whenever you cast your thirdSet: Collectors' Edition Type: Enchantment Aura Rarity: Common Cost: {B} Enchant creature When Paralyze enters the battlefield, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step. At the beginning of the upkeep of enchanted creature's controller, that player may pay {4}. If the player does, untap the creature.