Gronckle

The Gronckle is a medium-sized Boulder Class dragon that first appeared in How to Train Your Dragon. Simon Otto also mentions that the Gronckle is inspired by a mix of a pit-bull, a crocodile, a Harley-Davidson motorcycle, and surprisingly, a helicopter. While the Gronckle evidently gains inspiration from a bumblebee's stature and a helicopter's ability to hover and move in all directions, the Gronckle is also based off walruses and rhinoceroses. The animation team studied their behavior and movements, and imagined...

Fire

Heptane/oxygen + rock = Lava blast

Size

Medium: 14 feet 9 inches

Habitat

Forests

Attack / Armor

8 / 20