The DCEU kicked off with 2013's Man of Steel, and now, ten years after the film's 2013 release, new information recontextualizes Superman's most controversial scene in the movie. After each of Superman's previous cinematic outings focused on a more "classic" boy-scout version of Superman, Man of Steel was a marked departure. The movie's more muted color palette and visceral fight scenes matched director Zack Snyder's usual flair, and Jonathan Kent's more apprehensive parenting style caught some off guard.
https://screenrant.com/man-of-steel-cut-scene-zod-death-better/
