Wall of Dust [Fourth Edition] Bird Illusion you may search your library

you may search your library for an enchantment card

Must be Special Summoned by "Silent Magician LV4" and cannot be Special Summoned by other ways

and if it is a Trap Card

Set: Urza's Legacy Type: Enchantment Rarity: Rare Cost: {3}{U} When Delusions of Mediocrity enters the battlefield

Set: Alpha Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {B} Enchant land

Wall of Dust [Fourth Edition] Bird Illusion you may search your librarySet: Fourth Edition Type: Creature Wall Rarity: Uncommon Cost: {2}{R} Defender (This creature can't attack.) Whenever Wall of Dust blocks a creature, that creature can't attack during its controller's next turn. An ever moving swarm of dust engulfs and disorients anything that comes near.