I wish there was a straightforward answer, but as of now, there isn't a dedicated anime adaptation for 'Lord of the Mysteries'. That hasn't stopped fans from dreaming about it, though. The novel's incredible atmosphere—that blend of Gothic mystery, cosmic horror, and intricate power systems—feels tailor-made for a stunning animated visual style. You can almost picture the unsettling aesthetics of the spirit world or the tense, ritualistic sequences brought to life by a studio with a real flair for the dark and detailed.
What we do have is the original webnovel, which is absolutely worth diving into if the premise intrigues you. It's a monumental work, and experiencing the story from the ground up gives you a deep appreciation for its world-building. There's also an official manhua adaptation, which serves as a visual companion. While it can't capture every nuance of the text, it does offer a glimpse of the characters and settings, letting you put faces to names like Klein Moretti and visualize locations like Tingen City.
For now, the best way to 'watch' the story unfold is through your imagination while reading, or by following the manhua's panels. The fan community is incredibly active, creating fan art, discussions, and even audio dramas that help bring the universe to life in other mediums. The hope for a proper anime is a constant topic in those circles, fueled by the novel's massive popularity. I keep an eye on any official announcements from Tencent or other major Chinese studios, as they'd be the most likely to undertake such a project. Until then, the anticipation itself is part of the fun, imagining which arc would make for a perfect first season.