3D emblem, a muscular monster made of black mud, in a hood, arms and legs, running at you, an evil look, a gloomy smile, simple background, photorealistic.

Ugly, Tiling, Poorly drawn hands, Poorly drawn feet, Poorly drawn face, Out of frame, Mutation, Mutated, Extra limbs, Extra legs, Extra arms, Disfigured, Deformed, Cross-eye, Body out of frame, Blurry, Bad art, Bad anatomy, Blurred, Watermark, Grainy, Duplicate, ugly nose, red nose