I write when I'm bored and this is what I come up with
I'm working on too many things, so I'm trying to get back into the fimfiction community and the fandom in general, but things are going to be slow for a while. Sorry.
Might've been done before, but:
Diamond Tiara spends five years in tartarus and returns to Ponyville, now a bustling metropolis, with one goal: to save her city.