How to Train Your Dragon achievements

Have a dragon with 20 points in a characteristic in Story mode.

Talk to every person on the island in Story mode.

Win the second Tournament without taking care of your dragons during it.

Earn a gold medal in any challenge on Normal difficulty.

Unlock all customizations of a dragon family.

Win a wild fight.

Have 4 dragons in a great shape in Story mode.

Win against the leader of the second Tournament.

Earn a gold medal in any challenge on Novice difficulty.

Win the first Tournament without being defeated.

Win against the leader of the first Tournament.

Win a fight in either Story mode or 1 Player Arcade mode.