Ground Zero (comic story)

Ground Zero was a comic story featuring the Seventh Doctor and Ace. Notable for featuring a fate for the character Ace not supported by any other sources, it was one of the most controversial Doctor Who Magazine strips.

Summary
The Threshold have kidnapped three of the Doctor's former companions, along with his current one, using them for their employer's benefit: the Lobri — a creation of the human unconsciousness, feeding on fear. They intend to destroy the unconscious link between humans. The Doctor must stop them, but at what cost?

Plot
to be added

Characters

 * Seventh Doctor
 * Ace
 * Susan Foreman
 * Sarah Jane Smith
 * Peri Brown
 * Isaac
 * Dixon
 * Zhanna

Energy and radiation

 * Ace, Sarah, and Peri are sent to a place of pure psionic energy.

Individuals

 * The Threshold neuro-lock Susan.
 * Peri is tortured in order to harvest the greatest amount of fear from her.

Species

 * The Threshold's clients are called the Lobri.

TARDIS

 * The Doctor links the Threshold's ring to the TARDIS's trans-reality navi-systems.
 * As the TARDIS breaks through the collective unconsciousness, it starts to break apart, the cloister bell begins to ring, the Doctor tells Susan to refocus the force-field prisms.
 * After the TARDIS's journey into the collective unconsciousness, the Doctor tells Susan to re-establish the tertiary navi-links.
 * The Doctor lands the TARDIS inside the Lobri, claiming that the safety interlocks would have prevented this had they been functioning.

Weapons

 * Nitro-9 is powerful enough to dispatch several of the Lobri.

Continuity

 * The Doctor recalls that he used to smoke. (TV: An Unearthly Child)
 * Isaac took Peri from Hollywood on 14 May 1938, (COMIC: The Curse of the Scarab) Susan from London on 22 October 1963, (COMIC: Operation Proteus) and Sarah from Takhail, Russia on 25 April 2086. (COMIC: Black Destiny)
 * Ace remembers the Doctor criticising her Nitro-9 for having poor timers. (TV: Remembrance of the Daleks)
 * As she dies, Ace once again asks the Doctor is they "did good". (TV: Remembrance of the Daleks)