Amano Yukinari, a young gunmaniac, gets reincarnated into another world by an alchemist and starts traveling the land with said alchemist's younger sister Daša Urban. After he kills a local deity by using his newfound powers and gun knowledge, the locals revere him as the new deity.

Bluesteel Blasphemer was published digitally in English by J-Novel Club from May 14 to December 24, 2017.