Codex Daemonkin Roundup

[Houghten]

It does heavily feature Bersekers, though. Rubricae are the Tzeentch equivalent.

[Mr Mystery]

Does anyone know if 'Birds in the Trees' is a single rumour monger, or a general term used to anonymously report stuff?

Because the rumours themselves rarely prove all that accurate, so I'm wondering if it's a single goon making stuff up, or if the varied sources explain much of that.