Warpstone Flux Rating: ⭐️⭐️⭐️⭐️4/5 stars. The rules are good. Background.Thought of by some as a potential internal threat should Mars ever go against its agreement with the Emperor, the Castellax were a mainstay of both siege warfare and shock troops for the Mechanicum. This worry never arose thanks to the Heresy and they were never made in sufficient numbers ever again to pose an internal