Man of Steel - Broken Frontier

Selling Superman yet again to cinema goers was always going to be somewhat of a hard sell, especially since the misfire that was 2006’s Superman Returns. Screenwriter David S. Goyer knows his comics, having previously worked on the Blade, and Batman trilogies, as does director Zack Snyder who has two hard-to-adapt comics on his resume

DC Infinite Frontier (Comic Book) - TV Tropes

Robert Sammelin ARTWORKS - The Wave - Broken Frontier Anthology

Robert Sammelin ARTWORKS - The Wave - Broken Frontier Anthology

Man of Steel (film), Superman Wiki

The Journey to Frontier

Batman: No Way Home (Superman: Man of Steel #37 -- Sept 1994) : r/batman

Superman Eras discussion threads: Infinite Frontier and the start of Dawn of DC : r/superman

Superman Reading Order, The Modern Age (Post-Crisis)

Martian Manhunter - Wikipedia

Superman Eras discussion threads: Infinite Frontier and the start of Dawn of DC : r/superman

Reviews: Justice League: War - IMDb

Man of Steel: The Superman Book that Never Got a Fair Chance - Broken Frontier