The results of the spiritual mauling of the fetches' and Molly's various victims, particularly one girl who was driven into a permanent state of catatonia. In Harry's own words, "She's not coming back."
Lloyd Slate's fate. He was a bastard, but nobody deserves that.
When Harry looks at a heroin addict with the Sight, her addiction manifests as green-black veins under her skin ending at dozens of tiny, hungry mouths opening and closing where her needle tracks were in the real world.
Murphy gets taken off the Splattercon!!! investigation as punishment for disappearing all day into the Nevernever, so she isn't on hand to spin things in a way that could exonerate Nelson. Considering he went crazy in the wake of Molly's mind-tampering and wandered away from the convention in a fit of paranoia, he probably doesn't have an alibi for the other attacks either, so may have wound up blamed for the murders as well as the theater-owner's beating.