Spore

In a small town in the Nevada desert, an alien pathogen has reduced the entire population to a seething mass of black slime. When the Eighth Doctor arrives, he realises this latest threat to humanity is horrifyingly familiar - it is a virus which almost annihilated his entire race, the Time Lords...
Eleven Doctors, eleven months, eleven stories: a year-long celebration of Doctor Who! The most exciting names in children's fiction each create their own unique adventure about the time-travelling Time Lord.