(Image credit: Warner Bros.) A new poster for Lee Cronin's The Mummy has divided audiences for its provocative design, which has been spotted in the wild as part of the film's OOH campaign. The eerie imagery ruffled the feathers of one parent in particular, who reported the poster to the Advertising Standards Authority (ASA), sparking a heated debate over how much horror is suitable for the streets. The best horror film posters are built to be disconcerting, so it's natural that the visuals can be provocative to some. At its core, the new Mummy poster is arguably a roaring success, striking fear and sparking conversation that will undoubtedly entice certain audiences. Just submitted my complaint to the Advertising Standards Authority about this poster ad at tube stations. Why is there so little consideration of the impact of such images on children? (And one might add, on bereaved parents).…