an ultra-realistic, high poly 3d model of a grotesque troll with veiny blotchy skin and patchy coarse fur, drooling, create realistic fur using a varied color palette to capture different shades. Employ layering techniques, dry brushing, and flicking motions to mimic the texture. Paint in the direction of fur growth, adding highlights and shadows for depth. Use gloss for sheen and study reference images to enhance realism.