Invaders from Gantac! (comic story)

Summary
The Doctor plans to attend his friend's birthday party on Maruthea. Instead, the TARDIS lands in London 1992. The Doctor teams up with a homeless man nicknamed Leapy when he discovers that the Gantacs have taken over the planet. What is the lost treasure of Zantar Wrouth? Who is really in charge of the Gantac?

Characters

 * Seventh Doctor
 * Leapy
 * Yaga
 * Gantacs

Continuity
to be added

Timeline

 * This story occurs after DWM: Follow That TARDIS!
 * This story occurs before Time Bomb!