Most mainstream literature does not combine eldritch horror with erotic elements in a blatant way. However, in some niche or underground works, there might be attempts. But these are not widely known or recognized due to their often inappropriate and non - mainstream nature.
I'm not aware of any specifically 'famous' eldritch horror erotic novels. The eldritch horror genre is more about cosmic dread and the unknown, and adding erotic elements would be a rather strange and not - so - common combination. Mainstream publishers usually avoid such a mix as it may not appeal to a wide audience.
The themes of eldritch horror, such as the incomprehensible and the mind - bending, can be difficult to integrate with erotic content. It's not easy to make a love scene or sexual encounter seem natural within a world filled with eldritch abominations and cosmic terrors. Also, there's the risk of alienating readers who are fans of either genre but not the combination.
Clive Barker's works often have elements of erotic horror. His stories are known for their vivid and often disturbing imagery. For example, in some of his short stories, there are situations where sexual desires are intertwined with grotesque and horrifying elements. His unique way of exploring the darker side of human nature, including sexual nature, makes his works stand out in this genre.
Some eldritch horror novels worth mentioning are 'The Colour Out of Space' by Lovecraft. In this story, a strange color from outer space infects a rural area, causing all sorts of unnatural and horrifying phenomena. Also, 'House of Leaves' by Mark Z. Danielewski. It has a complex and disorienting narrative that plays with the concept of a house that is much more than it seems, creating an atmosphere of eldritch horror.
I'm not aware of any truly 'famous' horror erotic novels in the mainstream sense. There are some underground or niche works that might fall into this category, but they are not well - known in the general literary world.
H.P. Lovecraft is perhaps the most well - known author in the eldritch horror genre. His works, like 'The Shadow over Innsmouth' and 'The Dunwich Horror', are filled with cosmic terrors and unknowable entities. Another is Algernon Blackwood. His stories, such as 'The Willows', often involve a sense of the unknown and the supernatural in nature that can be considered eldritch horror.
Azathoth is typically portrayed as a source of ultimate chaos in eldritch horror stories. It's not just about physical chaos, but also mental and spiritual chaos. It is often associated with a complete lack of order, with things like time and space becoming warped in its presence. It's like a black hole of sanity, sucking in the minds of those who come near. In addition, it is sometimes described as having a symphony of madness around it, a cacophony of sounds that further disorient and terrify anyone who hears it.
Themes like the unknown are really common. Eldritch horror stories often explore things that are beyond our knowledge. It could be a strange dimension or a power that we can't even begin to fathom. Madness is another one. People in these stories tend to go mad when they encounter the eldritch horror. It shows how our minds can't handle such extreme and alien things. And there's also the theme of a hidden world that exists parallel to ours, full of these terrifying and indescribable things.
One of the best is 'The Call of Cthulhu' by H.P. Lovecraft. It introduces the terrifying Cthulhu, an ancient and powerful being. Another great one is 'At the Mountains of Madness', which takes readers on a chilling journey in Antarctica, filled with strange and otherworldly creatures. And 'The Colour Out of Space' is also a classic, with its tale of a strange color that brings destruction and madness to a rural area.
Algernon Blackwood is another significant author. His stories are filled with elements of the supernatural and the unknown, often delving into the realm of eldritch horror with a focus on the mystery and fear that come from encountering the unknowable.
One important aspect is the psychological effect on the characters. They experience extreme fear, madness, or a sense of being on the verge of losing their sanity. The eldritch horror is not just about physical threats but also about the mental and emotional breakdown of the characters due to the overwhelming and unnatural nature of what they face.