Reckless Challenge
Infinite Challenge
The three regular cast members, joined by three guests, attempt to complete sports-related missions in an outdoor studio. The challenges were based on viewers' suggestions.
Épisodes

Tug-of-War Challenge
Nothing is impossible! A super-special project to become a top-notch celebrity! "Infinite Challenge"!! The reckless class president, Yoo Jae-seok! The king of hair, Pyo Young-ho! Jeong Hyeong-don, a life lived with one strength! Only the mouth lived! Dr. Noh Hong-cheol! The special guest is Michael Jackson from Korea! Dancer Lee, Lee Jung!! Part 1 of the Super Member's Infinite Challenge! Engage in a tug-of-war with an 800kg bull, the emperor of bullfighting who conquered the whole country! Surprised by the bull's strength, the Infinite Challenge team... Group tire dragging, angry Jeong Hyeong-don struggles.. Severe training continues.. An unpredictable super-special challenge, bull vs human power confrontation!! This Saturday, the laughter bombing begins!!

100-Meter Sprint
Synopsis indisponible.

Motorboat vs. Paddle Boat
Synopsis indisponible.

Public Bath Challenge
Synopsis indisponible.

Dog-Paddle Swimming Challenge
Synopsis indisponible.

Clothes-Washing Challenge
Synopsis indisponible.

Collecting Coin Challenge
Synopsis indisponible.

Stand-Up Challenge
Synopsis indisponible.

Car-Washing Challenge
Synopsis indisponible.

Pump Challenge
Synopsis indisponible.

Digging Challenge
Synopsis indisponible.

Special Coverage from Guam - Part 1
Synopsis indisponible.

Special Coverage from Guam - Part 2
Synopsis indisponible.

Make-a-Noise Challenge
Synopsis indisponible.

Mosquito-Catching Challenge
Synopsis indisponible.

Summer Special: The Ghost-house Challenge
Synopsis indisponible.

Briquette Removal Challenge
Synopsis indisponible.

Special Coverage: Top 5 Highlights of 'Reckless Challenge'
Synopsis indisponible.

Car-Push Challenge
Synopsis indisponible.

Drag the Sled Challenge
Synopsis indisponible.

Count 60 Seconds at High Altitude
Synopsis indisponible.

Esper Ito vs. Infinite Challenge Members
Synopsis indisponible.

Maria Sharapova vs. Infinite Challenge Members, Part 1
Synopsis indisponible.

Maria Sharapova vs. Infinite Challenge Members, Part 2
Synopsis indisponible.

Arm Wrestling Challenge
Synopsis indisponible.

Applying Lipstick on Carnival Rides
Synopsis indisponible.

Reckless Challenge Best Moments + Unaired Race with Ostrich Challenge Scene
Synopsis indisponible.





