villain
noun
an evil villain bent on destroying and dominating the world:
criminal, lawbreaker, outlaw, offender, felon, convict, jailbird, malefactor, wrongdoer, black hat, supervillain;
transgressor, sinner;
gangster, gunman, bandit, brigand, desperado, thief, robber, mugger, swindler, fraudster, racketeer, terrorist, pirate;
rogue, scoundrel, wretch, heel, reprobate, charlatan, evil-doer, ruffian, hoodlum, hooligan, thug, delinquent, ne'er-do-well, good-for-nothing;
informal crook, con, baddie, shark, rat, snake, snake in the grass, dog, hound, louse, swine, scumbag, wrong 'un;
British, informal crim;
British, informal , dated rotter, bounder, bad egg, stinker;
Law malfeasant, misfeasor, infractor;
dated cad, knave, rake;
archaic miscreant, blackguard.