 Allying with an alternate reality version of the Twelfth Doctor, who became villainous after being betrayed by Clara Oswald (in "Dark Water"), the Voord were eventually defeated by the earlier Twelfth Doctor, along with the Tenth and Eleventh Doctors.The Voord were the first Doctor Who alien race to be marketed as the successor to Terry Nation's previous alien creation, the Daleks.Despite attempts to merchandise the Voord, they never achieved the popularity of the Daleks.