Everest is a female main character who debuted in the Season 2 episode "The New Pup." She is the PAW Patrol's snowy mountain pup, the 7th pup, and the 8th overall member of the team (including Ryder). When using her Mighty Pup powers, Everest can use her breath to freeze things and even create snow.
- Due to her powers, Everest has gained a friendship with other characters with the same power, including Elsa, Iceman and Frozone. She has also formed a friendship with one of Mother Nature's children and one half of the Miser Brothers, Snow Miser.
- She is the love interest of Marshall.
- When Professor X met with the Mighty Pups, he gave them all nicknames, much like the X-Men. Due to her powers, Everest earned the nickname of "Deep Freeze".