Write the abbreviation of the episode and then the state of the appearance.

  • yes = Appears ⟶ Subject appears in the book. If character, they must have a specific role and/or a spoken line.
  • back = Background ⟶ Subject appears in the background. If a character, does not have lines.
  • m = Mentioned ⟶ Subject is mentioned directly or indirectly by a character, but does not appear.
  • p = Pictured ⟶ Subject can be seen in a still picture, but does not appear.

If the subject is both mentioned and pictured, "mentioned" should take priority.


Main Series

  • HTTYD = How to Train Your Dragon
  • HTBAP = How to Be a Pirate
  • HTSD = How to Speak Dragonese
  • HTCADC = How to Cheat a Dragon's Course
  • HTTADT = How to Twist a Dragon's Tale
  • AHGTDD = A Hero's Guide to Deadly Dragons
  • HTRADS = How to Ride a Dragon's Storm
  • HTBADH = How to Break a Dragon's Heart
  • HTSADS = How to Steal a Dragon's Sword
  • HTSADJ = How to Seize a Dragon's Jewel
  • HTBADHERO = How to Betray a Dragon's Hero
  • HTFADF = How to Fight a Dragon's Fury






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