Nicol Bolas, Invader

+2: Up to 2 target creatures may not attack you or a Bolas planeswalker you control until your next turn.
-4: Search your library for a noncreature permanent card or a zombie creature card, put it on the battlefield, then shuffle your library.
-12: You get an emblem with "Zombies you control get +3/+3 and 'Whenever this creature deals damage to a planeswalker, destroy it.'"