It shows Hiccup in his battle armor in the training arena in a scene where he is preparing to pretend to fight Toothless, as he cannot bring himself to slay his new friend. While the live-action ...

It's only when Hiccup shoots down Toothless that he, and by extension, the audience, learns that his people's entire perception of the dragons is wrong. The more time he spends with Toothless ...