Crowley, first Propheseer

When Crowley, the first Propheseer enters the battlefield, you may pay {U} to reveal 3 Sorceries with different names from your library. An opponent randomly pick one to add to your hand. Shuffle the rest into your library. {T} The next wizard creature with a mana cost of at least 5 you cast costs 1 mana of any color less to cast. You may also cast Crowley, the first Propheseer without paying its Mana cost, by sacrificing 2 wizard creatures you control.