Lee Seong, a young master of the prestigious Cheonma family, was born without any inner energy and treated as useless. He discovers the ability to devour weapons and convert them into power, slowly rising through the murim world. Written by Lee Geon, illustrated by Jeon Jae-yong. Korean manhwa. Ongoing.

Read The Illegitimate Who Devours Weapons manhwa in English, updated regularly. Also known as: 무기를 삼키는 서자 · Mugireul Samkineun Seoja · The Illegitimate Son Who Swallows Weapons