Id: The Greatest Fusion Fantasy

Id: The Greatest Fusion Fantasy is a South Korean manhwa series written by A.T. Kenny and illustrated by B.I.G. First debuting in the mid-2000s, the series emerged during a period of significant growth for the Korean webtoon and print manhwa industry, specifically capitalizing on the burgeoning popularity of the 'isekai' or 'fusion fantasy' subgenre. The narrative follows a protagonist who possesses the soul of an ancient martial arts master, blending traditional wuxia elements with modern fantasy tropes.

The series is noted for its distinctive visual style, which leans heavily into high-octane action sequences and stylized character designs typical of the era's fantasy manhwa. While it gained a dedicated following among readers of serialized fantasy, the work is primarily remembered for its role in the transition of Korean comics toward digital-first consumption models, reflecting the broader industry shift away from traditional print-only releases toward web-based platforms.