A war has lead to the Changeling's demise

The time of Twilight Sparkle and her friends have passed. A new generation of ponies have come, along with old friend, old enemies and new friends and new enemies. This is the story of Prince Zero, son of King Sombra and his journey through Equestria

Nightmare Moon has returned and the Elements of Harmony did the one thing Celestia, Twilight, and her friends didn't expect.... To not work.