A black feral stallion standing with their butt facing the viewer presenting their huge testicles and big flared equine penis below , penis behind testicles, Masterpiece, highly detailed image, highly detailed genitalia, 4k, 4k resolution+, by Truegrave9, by Virtyalfobo, by Chunie, by Clockhands, equine penis+, flared penis, black fur, ebony body, muscular, barn stall, plain background, huge penis, testicles, black penis+, horsecock, medial ring, swollen flare, puffy anus, raised tail, plump testicles, Feral, low pov,

verybadimagenegative_v1.3, ng_deepnegative_v1_75t, (ugly face:0.8),cross-eyed,sketches, (worst quality:2), (low quality:2), (normal quality:2), lowres, normal quality, ((monochrome)), ((grayscale)), skin spots, acnes, skin blemishes, bad anatomy, DeepNegative, facing away, tilted head, {Multiple people}, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worstquality, low quality, normal quality, jpegartifacts, signature, watermark, username, blurry, bad feet, cropped, poorly drawn hands, poorly drawn face, mutation, deformed, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, extra fingers, fewer digits, extra limbs, extra arms,extra legs, malformed limbs, fused fingers, too many fingers, long neck, cross-eyed,mutated hands, polar lowres, bad body, bad proportions, gross proportions, text, error, missing fingers, missing arms, missing legs, extra digit, extra arms, extra leg, extra foot, ((repeating hair))