: A shape-shifting justice robot crewed by miniaturized humans from the future arrives to punish Hitler. However, they shift their focus to River, identifying her as the "greatest war criminal in the universe" for her future role in killing the Doctor.
: After seeing the Doctor’s kindness and learning about her parents' love for her, River uses all her remaining regeneration energy to bring him back to life, becoming fully human in the process. Character Revelations [S6E8] Let's Kill Hitler
: Brainwashed by the Silence, River poisons the Doctor with "Judas Tree" venom, which prevents regeneration. : A shape-shifting justice robot crewed by miniaturized
In the Doctor Who episode (Series 6, Episode 8), the Doctor, Amy, and Rory travel to 1938 Berlin. This episode serves as a pivotal origin story for River Song , revealing her childhood as "Mels" and her ultimate transformation. Key Plot Developments Character Revelations : Brainwashed by the Silence, River