Trolloc keyword will give you a decent horned Trolloc. it can be customized with <color> body, wolf snout/boar snout, reacts well to:

running, furious face, open mouth, shouting, leather vest, chainmail, plate armor, muscular (pos or neg), wristguard, leather skirt, pauldrons

version 1.1 can do a negative: (horns, ram horns:1.3) to remove horns successfully

ver 1 and 1.1 uses RamTrolloc as keyword,