Doctor Who: The Complete History - Stories 253-254 Last Christmas and The Magician's Apprentice/The Witch's Familiar

Last Christmas The Doctor is back in Clara's life. The pair arrive at a North Pole research base that has been infiltrated by the Kantrofarri - dream crabs. As dreams and reality mix, the Doctor must rescue Clara from her perfect Christmas and send the research team back to where they came from. There's only one person who can help - Santa Claus! The Magician's Apprentice/The Witch's Familiar Colony Sarff is searching the universe for the Doctor to give him a message from Davros = but the Doctor is nowhere to be found. Meanwhile, Missy has possession of a confession dial, the last will and testament of the Doctor...