. "Johnny Byrne, adapted by Jonathan Morris"@en . "The Valley of Death"@en . . . . . . . . . . "The TARDIS materialises on Serenity, the last surviving world of the Traken Union. Peri expects a good place for a holiday \u2014 not tomb raiders, a labyrinth filled with terrifying monsters and a trap-laden necropolis. For Serenity's gentle name belies its history as the home planet of the Melkur, soldiers created to serve a long dead dark force, the embodiment of evil itself. Whilst they sleep, vicious thieves are after this force's secrets, and will stop at nothing to find them. But will they find more than they bargained for?"@en . "The Guardians of Prophecy"@en . "The TARDIS materialises on Serenity, the last surviving world of the Traken Union. Peri expects a good place for a holiday \u2014 not tomb raiders, a labyrinth filled with terrifying monsters and a trap-laden necropolis. For Serenity's gentle name belies its history as the home planet of the Melkur, soldiers created to serve a long dead dark force, the embodiment of evil itself. Whilst they sleep, vicious thieves are after this force's secrets, and will stop at nothing to find them. But will they find more than they bargained for?"@en . . "Sixth Doctor"@en . . . "Serenity, the Benign Union"@en . . . . "3.04"^^ . . "The Guardians of Prophecy (audio story)"@en . . . . . . . "Power Play"@en . . . . "4"^^ . . "Big Finish Productions"@en . .