zombie, undead, walking corpse, decaying flesh, tattered clothes, rotting teeth, bloodshot eyes, empty gaze, outstretched arms, hunger, menacing, graveyard, moonlight, mist, eerie atmosphere, abandoned building, broken windows, decay, dark shadows, dirt, Halloween, horror movie, spooky, nightmarish, (creepy soundtrack:1.2), flesh-eating, crawling, (gory details:1.5), brain, cemetery, tombstone, clawed hands, (groaning:1.3), (sharp bite:1.4), zombie apocalypse.