Shadow Realm

The Shadow Realm was a dimension in which Princess Argent (the realms equivalent of Princess Luna) managed to defeat Princess Solar (Princess Celestia's doppelganger) during the Banishment of Nightmare Moon event.

Known inhabitants

 * Princess Argent
 * Hooves of Light
 * Princess Solar
 * Commander Daring
 * Summer

Appearances

 * Tails of Equestria: The Haunting of Equestria