S.E.R.U.M. stands for Snorch Essence for Rare Underground Movements. Exiles use S.E.R.U.M. to attract sandworms to use them for interplanetary travel. S.E.R.U.M. is created from snorches, their name derived from snake + orchid. Retrieved from "https://sandigma-rise-of-the-exiles.fandom.com/wiki/S.E.R.U.M.?oldid=152" Categories: Gameplay Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.