About this season
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.
Episodes (19)
1. Episode 1
Aired 23 March 2021 • 81 min
2. Episode 2
Aired 30 March 2021 • 83 min
The genius of strategy, the unrivaled presence of Special Forces soldier Park
3. Episode 3
Aired 6 April 2021 • 83 min
SSU, the strongest of the sea! The 707th Special Lease Team that provokes them
4. Episode 4
Aired 13 April 2021 • 89 min
The final death match depends on the first eliminated team!
5. Episode 5
Aired 20 April 2021 • 78 min
Quickly and calmly, anti-terrorist rescue mission!
6. Episode 6
Aired 27 April 2021 • 78 min
A counter-terrorist rescue operation that involves a death match, you can never lose!
7. Episode 7
Aired 4 May 2021 • 84 min
40kg mountain march, which team is eliminated in the death match?
8. Episode 8
Aired 11 May 2021 • 81 min
Navy Union vs. Night Coalition, night coalition operation that puts pride on the line
9. Episode 9
Aired 18 May 2021 • 80 min
Who will be the final winner of the night joint operation?! And... SDT & Marine Corps Search Team are back again!
10. Episode 10
Aired 25 May 2021 • 79 min
There is only one remaining ticket to the semifinals! Who will take over?
11. Episode 11
Aired 1 June 2021 • 79 min
Three units' desperate struggle for a ticket to the semifinals
12. Episode 12
Aired 8 June 2021 • 81 min
Seoul Recapture Operation, which unit will advance to the finals?
13. Episode 13
Aired 15 June 2021 • 90 min
707 vs SSU Semifinal Tournament! Who will win the final ticket to the finals?
14. Episode 14
Aired 22 June 2021 • 93 min
What will be the strongest unit that will take home the title of ‘Steel Unit’?
15. Episode 15
Aired 29 June 2021 • 71 min
The Steel Comrades Association is starting! The fierce battle of steel troops for supplies!
16. Episode 16
Aired 6 July 2021 • 71 min
Exploring the inner thoughts of the crew through Steel X-Files
17. Steel Unit, an unfinished story!
Aired 13 July 2021 • 70 min
Steel Unit, an unfinished story! Now I can talk! The first unstoppable revelation
18. Now I can tell you the story behind it
Aired 20 July 2021 • 70 min
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!
19. TOP 7 of the best battles of the Steel Unit
Aired 27 July 2021 • 70 min
The Last Side Story of the Steel Unit, TOP 7 of the best battles of the Steel Unit