The original version of Final Fantasy XVs story discarded some concepts that would later be used in Kingsglaive .
Beginning production in 2014 by the same team that created Final Fantasy VII : Advent Children ( 2005 ) , Kingsglaive used discarded concepts from Final Fantasy Versus XIII , to provide the backstory of Final Fantasy XVs story , while creating a with a dedicated cast and relatable plot .
Kingsglaive-COLON- Final Fantasy XV