Hero's Guide to Deadly DragonsCressida CowellHow to Train Your Dragon, book 6

Characters in Hero's Guide to Deadly Dragons

7 characters, main characters first.

Main characters

Hiccup Horrendous Haddock III
Also in Hiccup, How to Train Your Dragon, How to Speak Dragonese, How to Cheat a Dragon's Curse, How to Twist a Dragon's Tale, How to Break a Dragon's Heart, How to Steal a Dragon's Sword, How to Seize a Dragon's Jewel, How to fight a dragon's fury

Antagonists

Madguts the Murderous