Thread:YouTubeKorea/@comment-3401602-20141003225934/@comment-5754396-20141005071940

The Master is a renegade Time Lord. He used to be a friend of the Doctor, but turned evil. His own people treated him like shit, and the president drilled a rhythm of four drumbeats inside the Master's head to use him to pull Gallifrey(the planet of the Time Lords) next to Earth.

Here's my battle featuring the Master

Also, the TARDIS Wiki page of the Master