High in the mountains, a great horde gathers; Morgana prepares for war with a vengeful Mordred at her side. Merlin feels the weight of his destiny like never before as the ancient prophecies play out ...

In this week's episode of Merlin, poor old Arthur is faced with more romantic troubles! When Uther's old ally Lord Godwyn visits Camelot, the king demands that his son marry Godwyn's daughter, the ...