Time & Time Again (comic story)

Summary
The Black Guardian has changed time so that the Doctor never left Gallifrey, Earth has been invaded dozens of times, it is now up to the Doctor and his companions to recover the Key to Time to give the White Guardian power to set time back on it's proper course.

Characters
Seventh Doctor

Bernice Summerfield

Ace

The Doctor

 * Meets his sixth incarnation, who is fishing with Frobisher for gumblejack.
 * Saves his fist incarnation from a Dalek (which was an Imperial Dalek).
 * He takes the TARDIS Instruction Manual from his first self.

Bernice Summerfield

 * Meets the Second Doctor, Jamie and Zoe.
 * Meets the Fourth Doctor whilst in the Eden projection. She takes a jelly baby (as one of the pieces of the Key to Time.

Ace

 * Sword fights the Third Doctor.
 * Catches a cricket ball bowled by the Fifth Doctor.
 * Ace is flirted with by Adric (she threatens to make sure he permanently limps).

Continuity

 * The Doctor broke the Key to Time up in The Armageddon Factor.
 * The Doctor last encountered the Black and White Guardians during Enlightenment.
 * Bernice meets the Second Doctor during The Mind Robber and the Fourth Doctor during Nightmare of Eden.
 * Ace meets the Third Doctor during Day of the Daleks and meets Adric and see the Fifth Doctor play cricket during Black Orchid.
 * The Doctor saves the First Doctor just before the events of Remembrance of the Daleks and An Unearthly Child.