Where to Get Blue Card in Rust

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Keycards are essential tools that, when combined with fuses, allow access to secured treasure chambers containing valuable items. Blue keycards are mid-tier access cards that provide entry to more rewarding loot areas compared to green cards.

Keycard Mechanics:

• Found on desks in specific locations
• Durability decreases with each use (even on unlocked doors)
• Average respawn time: 30 minutes (varies by server population)
• Part of electrical puzzles requiring fuses and switches

Why You Need Blue Keycards

Blue keycards unlock access to:

• Better loot rooms in monuments
• Progression to red card areas
• Military crates and elite loot containers
• Essential for monument puzzle completion

Where to Find Blue Keycards

Blue keycards can be obtained at these 5 locations:

1. Harbor (Small)
2. Harbor (Large)
3. Satellite Dish
4. Sewer Branch
5. Outpost (purchase)

All locations except Outpost require:

• 1 Green Keycard
• 1 Electrical Fuse
• Completing a simple puzzle

Puzzle Solution Steps:

1. Find the green door with keycard slot
2. Follow wiring to sparking power cabinet
3. Insert electrical fuse
4. Locate and activate connected switch (3 minute timer)
5. Return to green door and use green keycard
6. Collect blue keycard inside

Detailed Blue Keycard Locations

1. Small Harbor (“Harbor 1”)

Location Identification:

• Marked as “Harbour 1” on map
• Features train station at one end

Steps:

1. Approach main building from land side
2. Go to ground level
3. Install fuse in power box
4. Activate nearby switch
5. Ascend stairs to green door
6. Use green card to access room
7. Collect blue card from desk

2. Large Harbor (“Harbor 2”)

Location Identification:

• Marked as “Harbour 2” on map
• Train station in corner of compound

Steps:

1. Approach from waterfront side
2. Follow railway tracks to small container
3. Install fuse in internal power box
4. Activate external switch
5. Proceed to far end hangar
6. Use green card on door
7. Collect blue card inside

3. Satellite Dish

Steps:

1. Locate ascending ramp area
2. Move down and left to container
3. Activate switch on container’s rear
4. Install fuse inside container
5. Find second container with green door
6. Use green card to access
7. Collect blue card

4. Sewer Branch

Steps:

1. Enter near stop sign and abandoned car
2. Pass through broken fencing
3. Find recycling unit
4. Install fuse in power box
5. Activate nearby switch
6. Return to entry point
7. Descend left-side opening
8. Follow path to green door
9. Use green card, turn right then left
10. Collect blue card in chamber

5. Outpost Purchase

Alternative method when puzzles are too risky:

1. Navigate to Outpost (safe zone)
2. Find two elevated commercial buildings
3. Enter right-hand building
4. Purchase blue card for 100 scrap

Alternative Method: Fishing

For a random chance (≈20%) at blue keycard:

1. Fish up premium species:
   • Catfish
   • Salmon
   • Small Sharks
   • Orange Ruffies
2. Process fish at fishing village

Best Monument for Blue Keycards

Recommended: Either Harbor location

Advantages:

• Simple puzzles
• Lower radiation risk
• Predictable enemy spawns
• Quick access to green card areas

Pro Tips

1. Always carry extra fuses
2. Check server wipe timing (cards may be scarce early)
3. Bunker down when solving puzzles (PVP risk)
4. Memorize switch locations for faster runs
5. Combine with green card runs for efficiency

Loot Expectations

Blue card rooms typically contain:

• 1-2 Military Crates
• 1 Elite Crate
• Food/medical supplies
• Chance at red keycards (higher tier)

Summary

Blue keycards are essential progression items in Rust that can be obtained through:

• Puzzle completion at 4 monuments
• Purchase at Outpost
• Rare fishing rewards

The Harbor monuments offer the most reliable and safest method for acquiring your first blue keycard.