Awakening of Magenmeera

{w}{b}{r}, {t}: you may search your library
and/or graveyard for a card named Magen, Mistress of Blood, reveal it, and put it into
your hand. Then shuffle your library.
At the beginning of your upkeep, if you control Magen, Mistress of Blood, destroy
each other creature, then exile Awakening of Magenmeera.