I never really got into the whole "Pre-Heresy" thing, but this counts-as Summoned Greater Demon by BushidoRedPanda is just fantastic. He fashioned the best from a Penitent Engine and the brown stuff is leather cord. Interesting, I'll have to try that the next time I need some flexible tubing.
Links! We want em! Send your links for great articles around the web to ThePaintingCorps@gmail.com!