Mercy

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According to the Seventh and Twelfth Doctor, mercy was a word which should not exist in a Dalek's vocabulary. (COMIC: Nemesis of the Daleks ^[+]Loading...["Nemesis of the Daleks (comic story)"], TV: The Witch's Familiar ^[+]Loading...["The Witch's Familiar (TV story)"])

The Tenth Doctor once said to Brother Lassar "I used to be young. So full of mercy. You get one warning; that was it." (TV: School Reunion ^[+]Loading...["School Reunion (TV story)"]) The Eleventh Doctor had once reached his wits end with people always dying because he showed mercy to his enemies such as the Master and the Daleks; almost ended a conflict early by trying to hand a criminal over to his victim for revenge. (TV: A Town Called Mercy ^[+]Loading...["A Town Called Mercy (TV story)"])

Facing River Song, a Stone Dalek cited its records of the Doctor's associates which indicated that she would show mercy. However, once River Song revealed her identity, the Stone Dalek repeatedly begged, at her command, for mercy before it died. (TV: The Big Bang ^[+]Loading...["The Big Bang (TV story)"])

During the Last Great Time War, both the Daleks and the Time Lords were generally thought to have no mercy for those caught in the crossfire. (AUDIO: The Famished Lands ^[+]Loading...["The Famished Lands (audio story)"])

When Davros was dying in the Dalek City, he claimed to the Twelfth Doctor that the Daleks allowed him to "vampire" off of them out of mercy for their creator, something that Davros thought of as a design flaw. When Missy later attempted to trick the Twelfth Doctor into killing Clara Oswald when she was within a Dalek casing, Clara's pleas for her life caused the casing to say "mercy", confusing the Doctor enough to stand down and direct Clara on how to open the casing. After escaping the Dalek City, the Doctor realised that a tiny bit of mercy did exist in the Daleks and went back to save a young Davros during the Thousand Year War, telling him of the importance of mercy. (TV: The Witch's Familiar ^[+]Loading...["The Witch's Familiar (TV story)"]) Aware of these events, the Time Lords believed that the Doctor had been unsuccessful in instilling any mercy in the Daleks or at least not enough for them to take advantage of. (PROSE: Dalek Combat Training Manual ^[+]Loading...["Dalek Combat Training Manual (reference book)"])

Sontarans considered it merciful to execute members of their race who had brought shame upon themselves and their homeworld. One Sontaran, Svild, requested and was granted this "mercy" by his commander, Skaak. (TV: War of the Sontarans ^[+]Loading...["War of the Sontarans (TV story)"])

Alex Hopkins killed his Torchwood Three teammates out of mercy, as he had seen a vision of the 21st century and knew they wouldn't be able to face what was coming. (TV: Fragments ^[+]Loading...["Fragments (TV story)"])