HERO System
A universal RPG system¸ also published as the 4th edition Champions rules. Further editions count from Champions¸ becoming 5th and 6th. Besides superheroes¸ several genre books have been published for it for each edition - including ""Fantasy HERO""¸ ""Cyber HERO""¸ ""Western HERO""¸ ""Horror HERO¸"" and many others. - A description from https://darkshire.net/jhkim/rpg/encyclopedia/ with kind permission of John H. Kim"