The Alicorn Hunters guild:, A Group of ponies who over thew Celestia and Luna, and thus took over
Mary Sue: A female character who is so perfect as to be annoying.
Mary Sue is an Alicorn raised by changelings, She made her goal in life to take down the government, And don't think that her power is Love & unity.

A story that popped into my head when trying to make a bad OC, Thus Beware Of the tropes that will be applied in here( Don't be scared it's a good story really)