Back in Black

The crossover we all want and the crossover many are too sane to undertake.
Kaz Brekker returns from his beating at the Slat to face one more calamity that evening. On their suite threshold stands the most powerful grisha in the world with demands for a Shu boy and armed to the teeth with threats. The leader of the Dregs squares up to face off the leader of the Second Army for the fate of the world.