Cold Opendragons: The Nine Realms : Season 4 Ep... May 2026

The highlight of "Cold Open" is the return of Leonard "Buzzsaw" Burne (voiced by Haley Joel Osment). In a classic "Wounded Gazelle Gambit," Buzzsaw disguises himself as an injured hiker who supposedly fell into the realm by accident.

This premiere effectively raises the stakes for Season 4. It establishes Buzzsaw as a persistent, season-long threat and introduces environmental hazards like "snowcanoes" and blizzards that will push the Riders to their limits in upcoming episodes. The Nine Realms, Season 4 | How to Train Your Dragon Wiki Cold OpenDragons: The Nine Realms : Season 4 Ep...

Buzzsaw eventually lures Thunder away, revealing his true goal: he wants the dragon's head for his fireplace. The highlight of "Cold Open" is the return