Dalek — [s1e6]

: Mutated by Rose’s DNA, the Dalek begins to feel human emotions like fear and loneliness. Unable to cope with these "impurities," it ultimately chooses to self-destruct rather than continue existing as a hybrid.

While previous eras of the show often featured Daleks in massive armies, this episode focuses on the terrifying efficiency of just . [S1E6] Dalek

: The episode famously flips the script on the Doctor’s morality. Faced with the Dalek, he becomes vengeful and murderous, prompting the Dalek to observe that he would "make a good Dalek". : Mutated by Rose’s DNA, the Dalek begins

: Rose Tyler, feeling compassion for the creature, touches its casing. This physical contact allows the Dalek to absorb her DNA and time-travel energy, enabling it to regenerate its broken systems and begin a massacre through the base. : The episode famously flips the script on

The TARDIS is drawn to an underground museum of alien artifacts in the Utah desert, owned by the ruthless billionaire . Among his collection is a "Metaltron"—a living creature being kept prisoner and tortured for information.