

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…
Reality • Series • 2021 • 4 seasons
Starring: Kim Sung-joo, Choi Young-jae, Kim Hee-chul
S1 E1 - Episode 1
Mar 23, 2021 • 1h 21m
S1 E2 - Episode 2
The genius of strategy, the unrivaled presence of Special Forces soldier Park
Mar 30, 2021 • 1h 23m
S1 E3 - Episode 3
SSU, the strongest of the sea! The 707th Special Lease Team that provokes them
Apr 6, 2021 • 1h 23m
S1 E4 - Episode 4
The final death match depends on the first eliminated team!
Apr 13, 2021 • 1h 29m
S1 E5 - Episode 5
Quickly and calmly, anti-terrorist rescue mission!
Apr 20, 2021 • 1h 18m
S1 E6 - Episode 6
A counter-terrorist rescue operation that involves a death match, you can never lose!
Apr 27, 2021 • 1h 18m
S1 E7 - Episode 7
40kg mountain march, which team is eliminated in the death match?
May 4, 2021 • 1h 24m
S1 E8 - Episode 8
Navy Union vs. Night Coalition, night coalition operation that puts pride on the line
May 11, 2021 • 1h 21m
S1 E9 - Episode 9
Who will be the final winner of the night joint operation?! And... SDT & Marine Corps Search Team are back again!
May 18, 2021 • 1h 20m
S1 E10 - Episode 10
There is only one remaining ticket to the semifinals! Who will take over?
May 25, 2021 • 1h 19m
S1 E11 - Episode 11
Three units' desperate struggle for a ticket to the semifinals
Jun 1, 2021 • 1h 19m
S1 E12 - Episode 12
Seoul Recapture Operation, which unit will advance to the finals?
Jun 8, 2021 • 1h 21m
S1 E13 - Episode 13
707 vs SSU Semifinal Tournament! Who will win the final ticket to the finals?
Jun 15, 2021 • 1h 30m
S1 E14 - Episode 14
What will be the strongest unit that will take home the title of ‘Steel Unit’?
Jun 22, 2021 • 1h 33m
S1 E15 - Episode 15
The Steel Comrades Association is starting! The fierce battle of steel troops for supplies!
Jun 29, 2021 • 1h 11m
S1 E16 - Episode 16
Exploring the inner thoughts of the crew through Steel X-Files
Jul 6, 2021 • 1h 11m
S1 E17 - Steel Unit, an unfinished story!
Steel Unit, an unfinished story! Now I can talk! The first unstoppable revelation
Jul 13, 2021 • 1h 10m
S1 E18 - Now I can tell you the story behind it
Now I can talk! Accommodation stories told by members, mountain march with 40kg soldiers, Hand-to-hand combat, and octopus...? From the dark history you want to erase to famous scenes and famous lines of your choice. We brought it all, behind-the-scenes story!
Jul 20, 2021 • 1h 10m
S1 E19 - TOP 7 of the best battles of the Steel Unit
The Last Side Story of the Steel Unit, TOP 7 of the best battles of the Steel Unit
Jul 27, 2021 • 1h 10m
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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.
Reality • TV Series • 2021