Lidius Pherix was a Knight Academic from Sanctaphrax. He was sent out to chase a storm and come back with Stormphrax to weighten down the floating rock. Lidius Pherix, like Garlinius Gernix and Petronius Metrax failed and stranded in the Twilight Woods, where he became one of the Death-Cheaters. Vilnix Pompolnius took more and more stormphrax for his experiments to produce Phraxdust and installed, additionally to the traditional Anchor Chain, more chains. Twig saved the situation with Screedius Tollinix's stormphrax. Lidius Pherix was mentioned in Stormchaser.