Nicol Bolas, God-Pharaoh #2017

[+2]: Target opponent exiles cards from the top of his or her library until he or she exiles a nonland card. Until end of turn, you may cast that card without paying its mana cost. [+1]: Each opponent exiles two cards from his or her hand. [-4]: Nicol Bolas, God-Pharaoh deals 7 damage to target opponent or creature an opponent controls. [-12]: Exile each nonland permanent your opponents control.