Mass Polymorph [Magic 2011] Anthologies (Aura cards that can't enchant

(Aura cards that can't enchant a creature on the battlefield remain in your graveyard

Set: Magic Origins Type: Creature — Serpent Rarity: Common Cost: {4}{U}{U} Deep-Sea Terror can't attack unless there are seven or more cards in your graveyard

Set: Ravnica: City of Guilds Type: Enchantment — Aura Rarity: Common Cost: {2}{B}{B} Enchant creature

Set: Commander 2014 Type: Creature — Human Wizard Rarity: Rare Cost: {1}{R}{R} Flash

Cycling—Sacrifice a land

Mass Polymorph [Magic 2011] Anthologies (Aura cards that can't enchantSet: Magic 2011 Type: Sorcery Rarity: Rare Cost: {5}{U} Exile all creatures you control, then reveal cards from the top of your library until you reveal that many creature cards. Put all creature cards revealed this way onto the battlefield, then shuffle the rest of the revealed cards into your library.