Adventure Quest: Jaern
A universal RPG system¸ including a fantasy setting with sci-fi elements (""Jaern""). Jaern is an ocean planet that was shot out of its orbit and eons later (its inhabitants protected by psi shield and cryogenics) smashed through another planet (""Torandor"") to take its place in that system. - A description from https://darkshire.net/jhkim/rpg/encyclopedia/ with kind permission of John H. Kim"