The Dragon King (novel)

The Dragon King was a Decide Your Destiny book released in 2008.

Publisher's summary
Join the Doctor on his travels through time and space and influence the story with your decisions. Choose a direction and let the adventures begin...

Your journey takes you to the planet Elanden, where people live side by side with dragons. But hunters from a neighbouring planet are attacking... Can you restore peace to these two clashing worlds?

Characters

 * Tenth Doctor