Enlightened Tutor [Eternal Masters] Urza's Legacy Promos Sacrifice Aura of Silence: Destroy

Sacrifice Aura of Silence: Destroy target artifact or enchantment

Set: Judge Gift Cards 2008 Type: Sorcery Rarity: Rare Cost: {1}{G} You may reveal a creature or land card you own from outside the game and put it into your hand

and March of the Machine

Set: Phyrexia: All Will Be One Promos Type: Legendary Creature — Phyrexian Horror Rarity: Mythic Cost: {2}{R}{R} If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls

The system can be changed from within

Enlightened Tutor [Eternal Masters] Urza's Legacy Promos Sacrifice Aura of Silence: DestroySet: Eternal Masters Type: Instant Rarity: Rare Cost: {W} Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top. "Organization is often undervalued but rarely unjustified." Frasio, royal archivist