Skip to content
~ SECURITY COMPLEX ~
Quake II

~ SECURITY COMPLEX ~

Destroy the security grid and find the red key card in Quake II's Security Complex. Includes tips for locating items.

By ···10 min read·Multi-source verified
1 reading this guide  

Destroy the security grid and find the red key card in Quake II's Security Complex. Includes tips for locating items.

Walkthrough
  1. 1
    Kill the Gunner directly ahead.
  2. 2
    Enter the tunnel to your right.
  3. 3
    Kill the Tank at the end of the tunnel, near the yellow lasers.
  4. 4
    Exit the tunnel and go up the stairs to your right.
  5. 5
    Follow the corridor to a large room with stairs going up to your left and right.
  6. 6
    Take either set of stairs and enter the corridor containing Stimpacks.
  7. 7
    Continue along this corridor to find the red key card. Take it; your objective will update.
  8. 8
    Head back towards the Detention Center.
  9. 9
    On your way back, take the stairs you did not use previously.
  10. 10
    Crouch (move while in a lower stance) under these stairs to find a Bondolier.
  11. 11
    Crouch into a nearby container to find two Quad Damages.
  12. 12
    Continue back to the Detention Center.
Tips
  • Be aware of the Tank located at the end of the first tunnel.
  • The red key card updates your main mission objective.
  • Look for hidden items like the Bondolier and Quad Damages by crouching in specific areas.

100% Human-Written. AI Fact-Checked. Community Verified. Learn how AntMag verifies content