Los Angeles mayoral candidate Spencer Pratt reposted a scathing AI-generated ad on X on Tuesday, which cast the city as a bleak hellscape under its current leadership. In the viral video, created by film-maker Charlie Curran, flames engulf the Hollywood sign; a socialist militia patrols the streets; and California’s political brass, including governor Gavin Newsom, mayor Karen Bass and former vice-president Kamala Harris, are depicted as royal bourgeois who care little for their subjects’ plights. Then, a hero emerges to save the day. It’s Pratt, or at least a vigilante Batman-esque version of him. The repost comes a day before Pratt was set to face his opponents in the mayoral race – incumbent Karen Bass and city council member Nithya Raman – at a debate. For weeks, Pratt, a former reality TV star, has taken Bass and Raman to task over hot-button issues like wildfire response, homelessness and public safety.…