Toothless is the deuteragonist of the film series, How to Train Your Dragon. An intelligent dragon, hailing from the rare spieces of the Night Fury class, Toothless' name is given by the hero, Hiccup, after a first interaction with the viking teen. Despite the prejudgment between vikings and dragons, Toothless becomes close buddies with Hiccup, earning his trust, and friendship. Together, they manage to oppose powerfull enemies and connect the peaceful life of the viking tribe of Berk and the dragon race.
Toothless is set to appear in the second Heroes vs. Villains War, along with his rider.