Princes of the Oniverse

I tweeted this and then started to get deeper ideas. All based on a mild pun. Go figure. So here's a haphazard, done really fast write up of what came to me. It's only part of an idea, really.
( Snip snip )

I don't have enough knowledge of Japanese culture to pull this off, so not going to put this into my mental file of Stories I Should Write but it's fun to think about.