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DMZ CODEX · HAJIN EXCLUSION ZONE UPDATED 27 OCT 2026

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Codex / Keys / The Citadel Main Control Room Updated 25 Oct 2026
Key

The Citadel Main Control Room

Opens the Citadel main control room; an Uncommon key observed after the East Wing four-core K9 terminal sequence.

The Citadel Main Control Room
Shared key icon
Rarity
Uncommon

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How to get it

Citadel East Wing K9 terminal →

Defeat the East Wing robot dogs and collect four K9 Battery Cores before they explode. Fill the four-slot K9 Core Terminal, enter the opened room and take the green key from the desk beside the monitor and military case. Observed in one edited deployment. Every-match availability is unverified; key uses, extraction persistence and mission prerequisites are unknown. The displayed value is not a purchase price.

Key pickup

  • Defeat the East Wing robot dogs and collect four K9 Battery Cores before they explode. Fill the four-slot K9 Core Terminal, enter the opened room and take the green key from the desk beside the monitor and military case.

Availability and unknowns

  • Observed in one edited deployment. Every-match availability is unverified; key uses, extraction persistence and mission prerequisites are unknown. The displayed value is not a purchase price.

Related

Unlock location

Guides that cover this

GuidePrison loot route: K9 cores, armory key and security cells

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