Mullvaden

Each Challenge pits numerous cast members from past seasons of reality shows against each other, dividing them into two separate teams according to different criteria, such as gender, which show they first appeared on, whether or not they're veterans or rookies on the show, etc. The two teams compete in numerous missions in order to win prizes and advance in the overall game.

Celebrities compete in a singing competition with one major twist: each singer is shrouded from head to toe in an elaborate costume, complete with full face mask to conceal his or her identity. One singer will be eliminated each week, ultimately revealing his or her true identity.

In this cutthroat competition series, an undercover millionaire must hide in plain sight and evade elimination to keep the money and win the game.

Strangers play the ultimate game of detection, backstabbing and trust in the hope of winning up to £120,000. But hidden amongst the players are three Traitors, who secretly ‘murder’ a player every night. It’s up to the Faithfuls to banish them from the game before they become the next victim. If the Faithfuls eliminate all the Traitors they split the cash; but if a Traitor remains undetected to the end of the game, they take all the money.

Dancers selected in open auditions across America take part in a rigorous competition designed to best display their talents, training and personalities to a panel of judges and viewers as they strive to win votes and avoid elimination.

Quiz in which contestants try to score as few points as possible by plumbing the depths of their general knowledge to come up with the answers no-one else can think of.

America's favorite quiz show where contestants are presented with general knowledge clues in the form of answers, and must phrase their responses in question form.

Wizarding World fans put their Harry Potter knowledge to the test for the ultimate honor to be named House Cup champion.

Two people with drastically different backgrounds and survival strategies take on some of the planet's most unforgiving terrain to demonstrate how the right skills and creative thinking can keep you alive in the most dangerous situations.

The next generation of UFC stars are produced in an intense elimination tournament that separates the contenders from the pretenders.