Azor, the Lawbringer 154 (Rivals of Ixalan)

Flying When Azor enters, each opponent can't cast instant or sorcery spells during that player's next turn. Whenever Azor attacks, you may pay {X}{W}{U}{U}. If you do, you gain X life and draw X cards.

NM - $2.90
LP - $2.30
MP - $2.20
HP - $2.20
DMG - $2.20