The Iron Squad

A competition variety where representatives from all across Korea can challenge other army, navy, and air force units in the name of their respected troop! The “military survival program” features reservists from special forces units going head to head to determine the strongest special forces unit in Korea in 2021. There will be 24 reservists in total, with four from each unit. Military experts have designed missions that will be testing their physical stamina, mental strength, and cooperation.
(source : mydramalist)