I think the modern day approach is to take an incredibly hot person, and give them whatever demon-y fetish (red/blue skin, tail, horns, etc) you’re into.

Let’s be honest here: Nixie is Pinkie Pie.

I was baffled what a tiefling might be. Then I remembered I’m a native German speaker.

Keep the horse head

How do you say her name? Is it pronounced “shawnan”?

According to the second edition books, Gambit is a valid tiefling design.

My my tiefling is just a short human with thin features and slightly greyish skin.

If beastboy and raven had a kid, basically.

“But I want an evil Tiefling…”

Fine… pick a Decepticon.