Azor, the Lawbringer

Azor, the Lawbringer
{2}{W}{W}{U}{U}

Legendary Creature - Sphinx | Power/Toughness: 6 / 6 (CMC 6)
Flying
When Azor, the Lawbringer enters the battlefield, 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.