Mission KeyDMZ field guide

Bio Lab X01 area

X01 · Updated 10 Nov 2026

Verified stepsAwaiting notes

Bio Lab is an area of the X01 black site in MW4 DMZ. It is on the Data Center floor (with the Deep Vault).

Bio Lab gameplay capture
Gameplay capture.
MapX01
GridF4
FloorData Center floor (with the Deep Vault)

Verified facts

  1. Find the canister chamber here for Racing the Hour.
  2. Start the underwater route in the flooded pool behind the yellow railings: turn the wheel between the two fans (Turn Power Off) and swim through the right-hand fan.
  3. Take the loose yellow valve (Take Valve) from the next room and fit it to stop the second fan.
  4. Press Turn Power On in the lower laboratory's control room to open the central hatch.
  5. Look for the red 바이오 랩 BIO LAB sign at the Bio Lab entrance.

Orders

OrderX01 4/5

Racing the Hour

Override the bioweapon release at the wall canister in the Bio Lab.

Open guide →

Keys and items

ValuablesX01

Human Trial Records: R-18

Open item →

Sources

  • DMZ Map — Orders list — Find the canister chamber here for Racing the Hour
  • COD Central — MW4 DMZ Orders — Find the canister chamber here for Racing the Hour
  • DMZ Map — X01 guide — Start the underwater route in the flooded pool behind the yellow raili; Take the loose yellow valve (Take Valve) from the next room and fit it; Press Turn Power On in the lower laboratory's control room to open the
  • DMZ Codex — X01 underwater route — Start the underwater route in the flooded pool behind the yellow raili; Take the loose yellow valve (Take Valve) from the next room and fit it; Press Turn Power On in the lower laboratory's control room to open the
  • Owner screenshot captures, 10 Nov 2026 — Look for the red 바이오 랩 BIO LAB sign at the Bio Lab entrance
  • Owner screenshot captures, 10 Nov 2026 — area sign / Tac-Map capture