Perhaps Invincible is a Manga/Manhwa/Manhua in english language, Comedy series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Yu Hyeol, a third-rate warrior infamously nicknamed “The Star of the Dark Arts” due to his menacing appearance, lived a life plagued by false rumors and endless misunderstandings. One day, Seolhwa—the woman he once vowed his future to—reappears before him, no longer the gentle figure he remembered but a formidable master of martial arts.

From that moment, his name becomes entangled with the lives of countless warriors, spiraling his already infamous reputation. As his so-called “notoriety” spreads, the Murim Alliance, the Demon Cult, and even the royal court take notice of him.

"No, really… it’s all just a big misunderstanding!"

But can he convince the world otherwise? Or will he unintentionally become the legend he never aimed to be?