"In Ravnica, the Metal Mage reigns as a shadowy dictator, while Vraska, Ral Zarek, and Kaya are trapped and unable to escape. But despite Ravnica being seemingly unreachable, unlikely help may be on the way, determined to remain hidden from an enemy who could crush the entire multiverse! If they want to succeed in freeing Ral, Kaya, and Vraska from their sadistic prisons...they'll have to face a challenge that no one could have predicted! And far away... another infamous Planeswalker seeks the powers of fate to make their own... Collects Magic #16-20."--Publisher.