Dragon Dragons were creatures from Earth myths and legends . They resembled giant lizard s , often with wings and / or the ability to breathe fire . In 705 there were dragons in Krakow . ( PROSE : " Only Human " ) According to some sources , much like the ancient Egypt ian gods , Dragons appeared to be also be a native species to Earth . sometimes serving as omnipotent beings . ( COMIC : " Vortex Butterflies " , et . al ) Real dragons . The First Doctor encountered a fire - breathing dragon in the forest outside the Pied Piper ' s castle , but drove it off with a fire extinguisher . ( COMIC : " Challenge of the Piper " ) A dragon was the guardian of the Vault of Plenty on Gemino . It killed anyone who failed to provide the correct answer to the puzzles required to gain access to the Vault . ( COMIC : " The Secret of Gemino " ) Dragons were one of the life - forms found on Avalon . ( PROSE : " The Sorcerer ' s Apprentice " ) The Eleventh Doctor , Amy Pond and Rory Williams visited a world of dragons while trying to get to Rio de Janeiro . ( PROSE : " The Glamour Chase " ) During his confrontation with Light , the Seventh Doctor mentioned dragons , among other imaginary creatures , which Light had failed to catalog . ( TV : " Ghost Light " ) River Song once transported dragon egg s on the Starship " Harmony and Redemption " . ( TV : " The Husbands of River Song " ) The Twelfth Doctor once claimed , when being attacked by a race of dragon - like beasts who were indigenous to a planet , that dragons were fictional . Lord Mortigan explained that the dragons had to have been genetically modified " a little " by the human colonist s . They were inhibited and enslaved by the colonists ' inhibitor chip , which the Dragon Lord had freed them from . The dragons subsequently killed the royal family as well as the Dragon Lord in the Red Castle . The dragons were left to roam the planet freely , after the Doctor contacted group of rescue ships to pick up the surviving humans . ( COMIC : " The Dragon Lord " ) In culture . Chinese dragons were used in dances on board the Monarch ' s ship . ( TV : " Four to Doomsday " ) Imitations . Senator Alcott ' s fear of the Chinese manifested itself as a Chinese dragon . ( TV : " The Mind of Evil " ) The Dragon of Iceworld was a biomechanoid assigned to keep the Dragonfire away from Kane . ( TV : " Dragonfire " ) Dragons existed in the dreamrealm inhabited by Avalon . The Fair Folk used them to harass infantry and prevent UNIT ' s domination of the air through the use of jet fighters . The Eighth Doctor rode one deep into Fair Folk occupied territory in order to attempt to forge a ceasefire . ( PROSE : " The Shadows of Avalon " ) A golden dragon statue stood in the House of the Dragon , Magnus Greel ' s fortress . It could be used as a weapon , firing powerful beams from its eyes . ( TV : " The Talons of Weng - Chiang " ) When the Timewyrm took full possession of Chad Boyle ' s body , she reshaped it into the form of a small dragon . ( PROSE : " " ) The Bestiary of Legendary and Magical Creatures created a dragon out of human and animal body parts . ( PROSE : " Phoenix " ) On one world , Enamour was produced by a mechanical dragon . ( PROSE : " The King ' s Dragon " ) As epithet . Humans labelled the Draconian s as Dragons , an unflattering nickname . ( TV : " Frontier in Space " ) As food . On Tír na n - Óg , Daffyr drank mead while enjoying a feast of dragon meat . ( PROSE : " " )