DOOM Eternal - Sentinel Battery Socket + Locked Door

A concept for doors and modular input sockets for Sentinel Batteries in DOOM Eternal.

Specifically for batteries found around the Fortress of DOOM to unlock various upgrades and other items or areas behind locked doors.

Fortress of DOOM Exterior Concept https://www.artstation.com/artwork/68dror

Fortress of DOOM Interior Concept https://www.artstation.com/artwork/nY4mWe

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