: Disguised as Rasputin in 1916 Russia, the Master uses a captured energy being (a Qurunx) to fuel a "forced regeneration," successfully stealing the Doctor's body and identity for a time.
: Sacha Dhawan delivers a prominent performance, including a memorable sequence dancing to "Rasputin" by Boney M. The Regeneration The Power of the DoctorDoctor Who : Season 13 E...
: Simultaneously, the Daleks attempt to trigger simultaneous volcanic eruptions across Earth, while CyberMasters attack UNIT headquarters. : Disguised as Rasputin in 1916 Russia, the
: During her forced regeneration, the Doctor encounters mental manifestations of past incarnations, including the First, Fifth, Sixth, Seventh, and Eighth Doctors. including the First
This special is notable for its extensive fan service, bringing back numerous classic characters: