High Quality Content by WIKIPEDIA articles! Ascendancy is a 4X science fiction turn-based strategy computer game. It was originally released for MS-DOS in 1995 and was updated and re-released for iOS in 2011 by The Logic Factory. Ascendancy is a galactic struggle to become the dominant life force; hence the title. The game`s introductory cinematic states "Wildly different cultures competed for the same worlds. In the enormous upheaval that followed, one of these species would gain ascendancy."