CultFix have posted 20 teasers for the next episode of Merlin, titled The Sword in the Stone part 1:
The episode title is a lie, for this half anyway
Arthur is trouserless, again
“It’s a good job you don’t have anything of importance to keep secret isn’t it!”
Despite all the slow-mo, the battle for Camelot is over swiftly
Agravaine’s treachery is finally exposed by a Knight of Camelot and he pays for it later
“I’m fine… maybe a broken rib or two”
Arthur undergoes a radical personality change thanks to an enchantment
Merlin has to reluctantly leave an old friend behind
“Those that did not escape are either in our dungeons, or dead”
Arthur gets a new look…and accent
“Burn their crops. Let’s see how they feel when their children begin to starve”
Elyan is tortured by Morgana
Agravaine’s allegiance to Morgana is explored a little. Is he having doubts?
Tristan and Isolde are soon indebted to Camelot thanks to some life-saving action
Arthur and Merlin switch roles… and Merlin loves it
“Welcome home Merlin”
Arthur finally realises Merlin was right all along
Morgana uses Gwaine for her personal entertainment and he has to fight for more than his life
There’s two happy reunions, but they don’t happen until the end
No sign of The Great Dragon or baby Aithusa