The Keyblade Graveyard is a world that appears in Kingdom Hearts II Final Mix, Kingdom Hearts Birth by Sleep, and Kingdom Hearts Birth by Sleep Final Mix. It was first revealed in the secret ending of Kingdom Hearts II, "The Gathering". Before its formal introduction as a world, the Keyblade Graveyard was known as "The Badlands" (謎の荒野 Nazo no Arano?, lit. "The Mysterious Wasteland").