mlp defeat you

the mane 6 are twilight sparkle, rainbow dash, apple jack, rarity, pinkie pie and flutter shy and the other characters are discord, princess Celestia, princess luna, princess cadence and the villains are tirek, queen cristilis, Sombra and cozy glow and if i misspelled or forgot some characters feel free to add the characters that i forgot and your name is Mary Mars and you and cozy glow are being defeated by the mane 6 and you are a alicorn and you and cozy glow are teammates