Princess Luna disappears from Equestria with hopes of saving the world and is accompanied by the enigmatic Sombra. Meanwhile, Celestia tries to bury secrets as immortal as she is and Cadance must choose her loyalties carefully...
When Tirek's brother Scorpan resurrects Sombra to use him against all of Equestria, Twilight and Co must not only retrieve Sombra from his clutches, but find a way to heal the damage that's been done to the former King. Can they save him in time?
When Fluttershy goes into the Everfree to pick some berries for her date, she finds an unconscious pony near death. Normally, she would help them straight away but there is just one problem... It's King Sombra.
Scootaloo's a happy little pegasus, but even her friends don't know how bad her family life is. That changes when she finds a certain crystal tyrant's horn and revives him. Now she has a new daddy!
When one becomes corrupted by darkness they feel they need to drag someone else down with them. Sombra does exactlly this when he returns to the Crystal empire and chooses the member of the mane six he think would fit best to rule by his side
In S9, After King Sombra's horn was found in the Crystal Empire, the princesses have decided to resurrect him and reform him. The pony to reform him will be none other than... Fluttershy!
When an insidious evil threatens the Crystal Empire, the Princesses must call upon the most unlikely pony; Sombra. Can he overcome his own darkness in order to save the empire from a far worse one?
King Sombra, the tyrant of Crystal Empire is back, only to be imprisoned by princesses and put through reformation with Twilight Sparkle as his teacher. Can somepony with heart as black as night be reformed? Twilight believes so.
Looking for a way to get over her fear of public speaking, Sweetie Belle borrows an instructional book from Twilight's library to help out. One thing leads to another and some how ends up binding King Sombra to her as her shadow...
Sombra and Rainbow Dash took over the Crystal Empire, Equestria now finds itself at war. Then after the first major battle Sombra makes an unexpected move, a peace treaty. But what will it mean for the future of both nations.
Fluttershy is faced with the task of caring for King Sombra, this time without the protection of the Princesses. Will she be able to reform him, as she did Discord, or will his dark will overwhelm her?