Season 9 is over, but shortly after its end, Twilight and her friends are faced with an even bigger threat, one spanning across the multiverse. This is the story of Equestria's darkest hours, in the midst of the Cartoon Apocalypse.
After a few months of consideration, Starlight comes to Twilight to request Cozy Glows release. Twilight agrees, although fear of how releasing one of Equestria's worst villainesses in the most turbulent of times causes her to hide the filly.
King Sombra returns to Equestria and he plans to get his revenge on the Princess of Friendship. However, unlike every other villain before him, Sombra has a plan...
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While The Two Retired Princesses search for the Lamp with a few of it's old masters Spike find a new master in the escaped Criminal Cozy Glow, who is the first master to ever find the one loop hole that allows her to gain more than three wishes.
Twilight Sparkle is about to be crowned ruler of Equestria, but on this day of all days, the peace is disturbed by the ultimate threat: Emperor Grogar and the Horses of the Apocalypse.
Chrysalis and Tirek are soon to be sentence to death for the murder of Spike The Dragon. Raven Inkwell steps in to defend them and prove their innocence and expose the truth.
Narrowly avoiding an eternity in stone, a last resort instead sends Tirek, Chrysalis, and Cozy Glow to another world. Stuck in Paris, the trio interrupts the war between local superheroes Ladybug and Chat Noir, as well as its supervillain, Hawk Moth.
The parents of young ponies across Equestria are mysteriously disappearing. A powerful being calling herself the “Sorceress” appears, claiming responsibility and must be stopped with the Elements of Harmony.
Yona's seemingly unrequited crush on the mail-griffon Gabby takes an unexpected turn as Hearth's Warming approaches when Gabby invites her for hot chocolate...
After defeating the Legion of Doom, everypony thinks that Twilight is ready to take on being the sole ruler of Equestria. When Celestia tells her this, she begins to think about her past and how she was never in charge of her own destiny.
Sequel to "Only A Filly". Cozy Glow continues learning how to survive in the forest after escaping her stone prison. But is she truly safe, even in the desolate forest she's hiding in? What's more dangerous - a wild animal, or trusting another pony?
Tambelon Ancient Dark City Grogar's Stronghold formerly the Capital of Equestria Now Locked in the Dark Dimension but its inhabitants are waiting for the day when they can return to Equestria!.
Discord, Celestia, and Luna have lived in peace for years. But when Twilight's student-Luster Dawn -'reforms' Chrysalis, Tirek, and Cozy Glow, the chaos master and pony sisters end up involved just like the old days (as do many others). Chaos, ho!
After Twilight learns about a large debt that Equestria owes to the many different kingdoms. She vows to pay it all back as well as make Celestia pay for using her.