Return of the Trods (comic story)

Summary
The TARDIS is drawn off course and materialises in a futuristic space city. The Doctor and his grandchildren are horrified to discover that they are up against their old enemies, the Trods. The Trods have been reactivated by another space traveller who is controlling their actions. The Doctor, John and Gillian are forced to enter the buildings of the city which are full of traps.

Characters
to be added

Continuity
to be added