Amotti

Kim Jae-hong (; born November 9, 1992) better known as Amotti is a former South Korean CrossFitter, YouTuber and the winner of Netflix show Physical: 100 Season 2 – Underground

Biography

Amotti was born on November 9, 1992 in Daegu, South Korea. He graduated from the College of Physical Education at Yeungnam University. He served mandatory military service in the Republic of Korea Marine Corps and was discharged in 2013. On May 19, 2026, the couple welcomed their daughter, Kim San-ha.

Career In December 2013, Amotti started CrossFit after his military service. In 2019, Amotti placed 6th in the CrossFit Open and finished 2nd in the Asia Championship. On May 26, 2020, Amotti launched his YouTube channel, where he began uploading vlog videos focusing on exercising and his daily life. In 2021, Amotti was cast in the reality show Steel Troops, but he had to withdraw after being involved in a car accident 2 weeks before filming began. Amotti has been working with Lululemon since 2021; in June 2024, he was announced as a South Korean brand ambassador for that company.

After a car accident in January 2021, he retired from Crossfitter and competition and transitioned into being a fitness YouTuber. In 2023, Amotti won the bodybuilding competition Show Me the Body, receiving a prize of 20 million won. He was nearly selected to participate in Physical: 100 Season 1 but did not make the final cast.

In 2025, Amotti joined Netflix show, Physical: Asia in Team South Korea and tvN new variety show, Muscle Farmers. Extreme Tour

Muscle Farmers

Synchro Game Contestant

Web shows Year Title Role Notes 2024 Physical: 100 Season 2 – Underground Contestant Winner Physical: Welcome to Mongolia Cast Member