Lovecraft wrote horror fiction but never achieved fame in his lifetime. He was a short-story writer, essayist, poet and novelist. He is considered the most important and influential century writer in his genre of science and horror fiction.
"Dreamer Above the Mist" Based on this painting by Caspar David Friedrich. (Nyarlathotep borrowed from the Field Guide to Cthulhu Monsters. (Based on a fave painting, influenced by a fave movie + a couple of fave genres.
Shoggoth was a massive amoeba-like creature made out of iridescent black slime, with multiple eyes "floating" on the surface. They are described as "protoplasmic", lacking any default body shape and instead being able to form limbs and organs at will.