Precursor

" 100,000 years ago, a great civilization existed in this univese" Atlantian AI
as can be implied, the Precursor civilization was a great intergalactic power operating 100,000 years ago, before mysteriously dissappearing. the cause of this disappearence was initally unknown; it is later found out by Cynder that they deliberly exterminated themselves in an failed attempt to destroy the parasitic Koozer-Ga. Precusor relics litter numerous worlds, mainly those inhabited by setient beings or creatures. two relics, the Precursor city-ship, and the Precursor Temple to the Moon, are those that are visited by Cynder in The Legend of Cynder: The Precursor Legacy.