Resurrection of the Master

In one account of the end of the Last Great Time War, the TARDIS had long "suffer[ed]" since the High Council's resurrection of the Master before it eventually took a new shape following the fall of Gallifrey. (PROSE: Doctor Who and the Time War)

, whilst speaking with the Tenth Doctor, recalled that the Time Lords had only resurrected him because they knew that he would be the perfect warrior for a time war. (TV: The Sound of Drums)