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
Required Gear
Make sure you have these items before attempting Military Tunnels:
Puzzle Cards Needed
Puzzle Walkthrough
Follow these steps to complete the Military Tunnels puzzle and access the best loot:
Enter the side entrance and use the Green Keycard at the first door to access the initial tunnel section.
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 SPAWNSScientist NPCs
Tips & Strategies
6 TIPSFeatures & Highlights
Other Tier 3 Monuments
All Monuments →Easier Monuments to Try
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.




