So there was a dishonored crossover where twilight never found cadance when chrysalis sent her to the caves under canterlot and she was trapped there for maybe a year, until the outsider guided her out and gave her his mark after she accidentally broke her horn. So she gets out and her friends find her and twi is pissed at being abandoned. Then the story disappeared. It was called discredited and I beseech whomever wrote it to revive it or to be take up by another. I may even write it should inspiration take me