User blog comment:Gojira57/A note to the Wiki and a few polls..../@comment-5020152-20140701151902/@comment-5020152-20140701181101

Gale of Destruction, perhaps? I can easily see Yveltal as a Shadow Pokémon under Greevil's control.

I've been working on a Pokémon BW fanfiction for almost a year now, and I'm nearly 100 chapters in! I have it on Fanfiction.net, if you're interested in looking at it.