I had commissioned BreathOfTheGlacian to write a multi-chapter fic for Ardyn/Naiya, so for anyone interested in reading it, can find here in her tumblr along with FFXV  imagines, HCs, and her juicy fic A Man of No Consequence:

https://breath0ftheglacian.tumblr.com/post/157611429681/sustisama-happy-wednesday-commissioned-ardyn