blackcat Symbol of Halloween Proverbially inauspicious feline Pet celebrated on Oct. 27 Pathcrosser of ill omen Bad-luck omen Bad omen, to some Animal of superstition *Object of superstition With 41-Across, no-no #2 She came with 135 Across Pet of the wicked witch? Worry for the superstitious Ominous sign of cricketer about to miss century