Smothering Smokebreath

The Smothering Smokebreath is a new species of dragon that appears in an episode in Dragons: Riders of Berk. It is said to have the ability to create a cloud of smoke from its mouth or body to hide itself from its enemies or its victims. Many had mistaken it to be some sort of supernatural creature. It is classified in the Mystery Class, and seemingly resembles the Monstrous Nightmare.