You are in a war with Twilight and her friends. You're up against Cozy Glow, Tirek, Chrysalis, Sombra, Discord, The Shadow Pony, The changelings, and Grogar. You are with everyone from the Hippogriff nation, the Griffin nation, Canterlot, Ponyville, etc. Everyone is there to help you guys fight.

So far, however, the villains have Discord's bell that holds all the magic in Equestria. Celestia Luna, Cadence, and Twilight have lost their magic, it's stored in the bell. You are the last one...