When the timeline fractures and universes converge, various versions of The Doctor find themselves drawn together to face the returning Doom Coalition: a group of villainous Timelords who seek to rebuild the multiverse in their image. The Eight Doctors are aided by various companions and allies from the past. Amongst the Doom Coalition are The Master and The Valeyard. It's leader is the The Twelve, the twelfth incarnation of the villainous Timelord known as the Renegade who suffers from regenerative dissonance.
