Detailed speed painting, a dark mare, horse formed out of nightly vaporous smoke

Detailed speed painting, a dark mare, horse formed out of nightly vaporous smokes, a true nightmare, nightmarish atmosphere, ghostly, ethereal, sensuous, intricate detailing, masterpiece, flowing strokes, amazing colors, insane resolution, art by Henry Fuseli

Compression artifacts, bad art, worst quality, low quality, plastic, fake, bad limbs, conjoined, featureless, bad features, incorrect objects, watermark, ((signature):1.25), logo