Across
- 3. Sharp Class dragons that helped the Dragon Riders return to Berk in order to stop Drago
- 4. Four-winged Sharp Class dragon that can turn its head 180 degrees
- 9. Sharp Class dragon with a very long neck
- 11. Mystery Class dragon that covers itself in metal
- 14. Strike Class dragon only ever seen during lightning storms
- 15. Mystery Class dragon with the ability to spit acid and change the color of its scales
- 17. Stoker Class dragon that lights its body on fire by coating itself with a flammable gel
- 18. Large Boulder Class dragon that feeds on the lava from volcanoes
- 22. Strike Class dragon that hunt during snowstorms using their thermal vision
- 23. Mystery Class dragons that build their nests out of metallic objects to defend against other dragons
- 27. Wingless Mystery Class dragon that feeds off of other dragons' eggs and young
- 29. Tidal Class dragon that spits scalding water
- 34. Stoker Class dragon that changes the color of its scales to display emotion
- 35. Giant Tidal Class dragon that fires cannon-like plasma charges
- 36. Large Stoker Class dragon that breathes fire in spiral patterns
- 38. Four-headed Mystery Class dragon that lures its prey to it with a chocolate-like scent
- 40. Boulder Class dragon that tunnels using its rotating teeth
- 41. Sharp Class dragon with metallic scales and a barbed whip-like tail
- 42. Strike Class dragon that uses its own fire to turn its scales reflective
- 43. Stoker Class dragon that breathes fire from its mouth, tail, and belly
- 44. Stoker Class dragon that fly in groups with the smaller dragons clinging to the larger dragon's wings
- 46. Tidal Class dragon that emits a sonic blast that stuns and deafens opponents
- 47. Small Stoker Class dragons that fly together in swarms to create the illusion of a bigger dragon
- 49. Two headed Tidal Class dragon that electrocutes its prey to stun it
- 50. Mystery Class dragon that covers itself in bones
- 51. Massive Tidal Class dragon that breathes ice
Down
- 1. Boulder Class dragon that uses its body as a wrecking ball to create shockwaves
- 2. Territorial Mystery Class dragon that fuses sand into glass to block out the sunlight that burns it
- 5. Small Stoker Class dragon that is attracted to shiny objects
- 6. Huge Tidal Class dragon that hunts by creating giant whirlpools
- 7. Mystery Class dragon that can copy other dragons' fire
- 8. Mystery Class dragon that feeds on glowing algae
- 10. Boulder Class dragon that eats rocks and spits up lava
- 12. Small Stoker Class dragon whose scales are rumored to burn hotter than the sun
- 13. Sharp Class dragon that can cut through trees with its wings
- 16. Giant Stoker Class dragon with the ability to influence the dragons around it into bringing it food
- 19. Beetle-like Tracker Class dragon with a powerful fire blast
- 20. Boulder Class dragons that guard the dragon graveyard of Vanaheim
- 21. Mystery Class dragon with saliva used to cure a deadly disease
- 22. Mutated form of another Boulder Class dragon. It can destroy entire islands although it has very poor vision.
- 24. Two headed Mystery Class dragon that breathes explosive gas
- 25. Mystery Class dragon that hunts by trapping its prey in amber
- 26. Mystery Class dragon that secretes deadly poison from its skin
- 28. Boulder Class dragon with strong jaw strength to help it crush geodes
- 30. Tracker Class dragon that can shoot spines from its tail
- 31. Rare Strike Class dragon rumored to be "the offspring of lightning and death itself"
- 32. Strike Class dragon whose venom has sedating and hypnotic properties
- 33. Fictional dragon that functions like a werewolf
- 37. Sharp Class dragon that hunts in packs, feeding on dying dragons
- 39. Strike Class dragon with three stingers, each with a different type of venom
- 43. Flightless Sharp Class dragons with a paralyzing sting
- 45. Boulder Class dragon that is the only dragon capable of biting through dragon-proof metal
- 48. Stoker/Mystery Class dragon that is rumored to bring bad luck