Fifth Teacher (Earth-8000)

The Fifth Teacher is the fifth incarnation of the Teacher, a renegade Time Lord of Gallidrey. Having regenerated from his previous incarnation within the Void in his TARDIS, crashing in a crack in reality returning to the Universe.

After regenerating, the Teacher had rescued many individuals in space, ranging from one starship's reactor from blowing up, to stoping a Cruiser Starship from entering a black hole.