Final fantasy Nightmare chronicles is set in spira
The main character Nightmare was born in Zanarkand 1000 years ago, his mother was a summoner and father a yevonite, at three he got possesed by darkness and he
ended up killing his mother and the scientist trying to save him, he later died but aweakened when sin was destroyed, he befriended a yevon seargent yominda
and they went on a quest to find out nightmares past, on the way, nightmare is confronted by shadows like himself, he is succsesfull in his quest and fades away to rest.
nightmare can morph into anything and can summon weapons