As the great battle rages on Camlann's mighty plain, Merlin faces his moment of destiny.
Merlin finds himself facing the future he's fought so long to avoid.
A troubled Mordred must choose between love and loyalty.
Morgana leads a terrifying manhunt in pursuit her old foe Alator of the Catha.
Merlin risks everything to put an end to Morgana's control over Gwen.
As a deadly net closes in around Arthur, Merlin finds himself far from Camelot.
King Arthur is the target of a dangerous assassin - his wife and queen, Guinevere.
Morgana uses Gwen to lure Arthur into a deadly trap, imprisoning her in the Dark Tower.
When Arthur angers the ancient Disir, Merlin must make the hardest decision of his life.
Morgana conjures up a deception so powerful that the whole of Camelot is taken in.
Arthur risks everything when he summons a spirit from the dead - Uther.
Ancient prophecies of Mordred weigh heavy on Merlin, for not even he can sway Arthur from his chosen path.
Camelot basks in the halcyon days of a new Golden Age. But even as she flowers, so the dark seeds of her destruction are being sown… For in the frozen wastelands of the North, men are disappearing without trace. In search of answers, King Arthur and his Knights must undertake a dangerous mission to the unknown. As the sun sets on the icy plains, Merlin finds himself locked in a battle unlike any he has fought before; a battle with fate itself…
With Camelot lost to Morgana, Merlin has to go to extraordinary lengths to restore Arthur's self-belief…
Arthur and Merlin are forced to run for their lives as a merciless Morgana attacks Camelot.
Arthur’s plans for the future are thrown into disarray by the return of Gwen.