Anthony Dummkopf is going to a convention on earth and buys a sword from a shady character named the Merchant. After being sent to another planet and loses part of his memories he gets to ‘enjoy’ the local wildlife before being found by multicolored ponies.
(Postscript: there will be a ‘bit’ of gore for the first chapter.)

An unknown alicorn returns to equestria. Shrouded in a cloak of mystery, and keeping to the shadows. Will the princesses find out that he has returned? Will the princesses remember him and his crimes of pastry theft or will the spell he once cast still hold? Will Equestria ever know his crimes? Was this possible Cookie thief wrongly accused?!