Chaeska, Keeper of Tresserhorn

Menace
{b}, {t}; Exile target nonland card from a graveyard. If it was a creature card create a 2/2 black Zombie creature token.
Whenever Chaeska attacks she gets +X/+X until end of turn where X is the number of zombies you control.
She raises an army of dead to wait for the fight that will start the eternal night.