Lee Sang-hun is a South Korean manhwa artist, primarily known for his work on the hit webtoon *Rooftop Sword Master* (옥탑방 소드마스터), written by Uyongson. He is also the illustrator of another highly popular work, *Hardcore Leveling Warrior* (열렙전사), with the story by Kim Se-hun. His style is distinguished by the great dynamism of his action scenes and his meticulous detail in characters and settings, elements that have helped define the aesthetic of many modern webtoons. Thanks to the immense success of *Rooftop Sword Master*, Lee received a major recognition in 2021, winning the President's Award at the Korea Content Awards, one of the highest honors in the industry in South Korea. His contribution has established him as one of the leading figures in the contemporary landscape of action and fantasy webtoons.