Overview: To kick off the competition, teachers and nurses square off against four mighty hamsters before one team takes on Shadow in the final.
Overview: In three all-new challenges, the Trivia Kings and Volunteer Queens take on hamsters Astro, Lightning, and Romeo, as well as returning favorite Kevin.
Overview: The Weekend Warriors and Theater Kids get the first look at challenge Wiener Takes All before Astro tries to take all in the final.
Overview: Lawyers and Wrestlers step into the ring -- or wheel -- against familiar foes and the newest furriest competitor, The Professor.
Overview: Facing off against firefighters from Rhode Island and New Jersey, the Ham-stars look to snuff out the competition in an a-maze-ing new challenge.
Overview: Dancers and Magicians take center stage in another new feat before Lightning attempts to steal the spotlight in Escape the Cage.
Overview: Flight Attendants and Tooth Fairies try to take a bite out of the competition in a new challenge that tests an essential hamster skill: tunneling.
Overview: In this holiday showdown, with the humans ahead 4-3, the Caroling Elves and Christmas Candy Clerks hope to prove species superiority once and for all.