Well, actually not strictly NSFW! Just that the only really good examples were NSFW!
Its Equestria Girls Mermaids!
We’ve seen Dazzlings, we’ve seen Sirens, but you don’t really see much of an inbetween-y state I think. So… mermaid time! Be they Dazzlings or otherwise.
Oh, and there was some kinda neat Ursula style jazz, but that’s not really standard. I dunno, have fun with it 😀
You’ve got 45 minutes to create followed by 15 minutes to submit! Have fun~
Sources:
https://derpibooru.org/images/2874794?q=artist%3Aciriliko
https://derpibooru.org/images/2819796?q=mermaid