The fact that Brandon Sanderson's Mistborn series is finally getting a movie adaptation is very exciting, however, the Mistborn books present challenges for a movie, including the death of one major character in the first book. Mistborn is a fantasy book series written by Brandon Sanderson. The story takes place in the city of Luthadel, where ash rains down from the sky and the Lord Ruler oppresses his people. A young woman named Vin discovers she is Mistborn, and can use metals to gain special powers, and at the same time, joins an impossible uprising against the Lord Ruler.

https://screenrant.com/mistborn-saddest-death-challenge-movies/