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RustMonumentsMilitary Tunnels
Military Tunnels monument in Rust -- Tier 3 Elite difficulty
Tier 3 -- EliteRecyclerPuzzle

Military Tunnels

An underground military bunker system with elite crates and heavy NPC presence. The narrow corridors make for intense close-quarters combat with scientists.

At a Glance

Recycler
Available
Scientists
~10
Radiation
Present
Puzzle
Yes
Difficulty
Tier 3 (Elite)
Loot Crates
11

Required Gear

Make sure you have these items before attempting Military Tunnels:

Green KeycardBlue KeycardElectric Fuse x110+ Radiation ProtectionClose-range weapons (shotgun or SMG recommended)Flashlight or Weapon Flashlight attachmentMedical supplies

Puzzle Cards Needed

green Card
blue Card
Fuse x1

Puzzle Walkthrough

Follow these steps to complete the Military Tunnels puzzle and access the best loot:

1
Green CardFuse Required30s timer

Enter the side entrance and use the Green Keycard at the first door to access the initial tunnel section.

2
Blue Card30s timer

Navigate through the tunnels and use the Blue Keycard at the armory room door to access Elite Crates.

Puzzle Hints

  • Listen for the electrical buzzing sound near card readers -- it indicates an active door.
  • Fuses are consumed when used. Bring extras in case you die during a timed section.
  • Timed doors close after the countdown. Move quickly and know the route before you begin.
  • Keycards are single-use items. Make sure your path is clear of enemies before swiping.

Loot Table

11 total crate spawns
Elite CrateLegendary
x230m respawn
Assault RifleLR-300Bolt Action RifleMetal FacemaskMetal Chestplate
Military CrateRare
x325m respawn
ThompsonCustom SMGPython RevolverRifle BodySMG Body
Normal CrateUncommon
x610m respawn
ComponentsScrapClothing

Scientist NPCs

~10
Total Count
normal
Type
150
Hit Points
Loot on Kill
Medical SyringePistol AmmoRifle AmmoScrap

Tips & Strategies

6 tips
1Bring a flashlight — the tunnels are extremely dark.
2Scientists respawn every 15 minutes after being cleared.
3Use shotguns or SMGs for the tight corridors — range weapons are less effective.
4There is a secondary exit that lets you escape without backtracking.
5Listen for scientist audio cues to avoid being ambushed in blind corners.
6The elite crate room behind the blue card door is the main prize.

Features & Highlights

Elite Crates
Underground tunnels
Heavy scientist presence
Green and blue card puzzles

Other Tier 3 Monuments

All Monuments
Launch Site -- Tier 3 monument in Rust

Launch Site

The most dangerous and rewarding monument on the map. Features a decommissioned rocket surrounded by heavily guarded industrial buildings. Home to the Bradley APC which patrols the grounds.

Large Oil Rig -- Tier 3 monument in Rust

Large Oil Rig

A massive offshore oil platform with the best loot in the game. Requires a boat to access. Guarded by heavy scientists and features a hackable locked crate.

Small Oil Rig -- Tier 3 monument in Rust

Small Oil Rig

A smaller offshore oil platform. Still dangerous with scientist NPCs but less loot than the large variant. Good entry point to oil rig gameplay.

Easier Monuments to Try

T2

Airfield

Tier 2 -- Puzzle -- Recycler

T2

Water Treatment Plant

Tier 2 -- Puzzle -- Recycler

T2

Power Plant

Tier 2 -- Puzzle -- Recycler

Frequently Asked Questions

Is Military Tunnels worth visiting in Rust?

Military Tunnels is a Tier 3 (hard) monument. An underground military bunker system with elite crates and heavy NPC presence. The narrow corridors make for intense close-quarters combat with scientists. It has a recycler for processing components. It features a puzzle that requires green and blue keycards.

What keycards do I need for Military Tunnels?

Military Tunnels requires green and blue keycards to complete its puzzle. You will also need electric fuses. The puzzle rewards include military-grade crates and elite crates depending on the monument tier.

Does Military Tunnels have a recycler?

Yes, Military Tunnels has a recycler. You can use it to break down components into raw materials like Metal Fragments, High Quality Metal, and Scrap.

Are there scientists at Military Tunnels?

Yes, Military Tunnels has approximately 10 normal scientist NPCs with 150 HP each. They deal significant damage -- bring weapons and healing items.

Do I need radiation protection at Military Tunnels?

Yes, Military Tunnels has radiation zones. You will need clothing with radiation protection -- a Hazmat Suit provides the easiest complete protection. Some areas within the monument have higher radiation levels than others.

Raid with confidence after reading up on the Military Tunnels — play on RustBattle.

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