Type 42

The Celestial Intervention Agency believed that the War Chief had fled from Gallifrey in a stolen Type 42 TARDIS. (PROSE: CIA File Extracts) 
Some accounts suggested that the War Chief's TARDIS this TARDIS had been one of the only two that had ever been stolen, up until around the time of the Second Doctor's trial: the Master's first TARDIS. (PROSE: Doctor Who and the War Games, Doctor Who and the Doomsday Weapon) However, according to other accounts, the Master's original TARDIS was a Type 45 (PROSE: The Dark Path) or a Type 40 Model B, (GAME: ) and other accounts suggested that the War Chief and the Master were different individuals. (PROSE: , GAME: ) One of these accounts contradictorily referred to the War Chief's TARDIS as a Type 42 in one instance, (GAME: ) and as a Model 43 at greater length in another. (GAME: )
Category:TARDIS variants