Bad habits and vices in the Frontier

Working on a dralasite PC loosely based on Jesse Ventura's obnoxious character in Predator. <div><br /></div><div>Chewing and spitting tobacco was easily 1/2 of his obnoxiousness.</div><div><br /></div><div>So what would make a suitable bad habit/ vice for a dralasire?</div><div><br /></div><div>Or any of the core four for that matter</div>