'Shadow and Bone' Season 2: What Is Merzost?

Editor's Note: The following contains full spoilers from Shadow and Bone Season 2.There are lots of intricacies to the magic system in the world of Shadow and Bone. They refer to their magic as the “Small Science” and can use it to perform a whole host of major and minor miracles. The Grisha are sorted into orders based on their affinities but some Grisha throughout history have sought to push the boundaries of their field. One such Grisha was Morozova, the Grisha who unleashed the most powerful amplifiers into the world and dedicated his life to testing the rules of Small Science. One of his most powerful and most controversial discoveries was merzost, and it was the thing that led him to be, supposedly, chained in iron and drowned in a river.