1) Tell the pony you’re in a relationship with what happened, then tell the guard on whoever tried to do you harm. Best you can do beyond that is defend yourself.
2) I assume Liora was taken as well. You could try Lyora, Lyeora, or Lieora. Or even Liera.
Hmm… My global handle in City of Ponies is Demon Shell. Got a character named Tia Locke. One of my characters in Skyrim is Freya.
Hey! You know Evil-Lyn from He-Mare? How about Lyra-Lyn?
Edit: And that picture is awful and you know it.
