Infinite Challenge is a popular South Korean variety show that aired from 2005 to 2018. The program features a cast of regular members who participate in various challenges and missions, often involving humor and teamwork. Each episode typically showcases a different theme or concept, allowing for a wide range of entertaining content. The show is known for its unique format, which combines elements of reality television and game shows. It gained a large following due to its creative challenges and the chemistry among the cast, including notable members like Yoo Jae-suk and Park Myung-soo.