| This article's title is a callsign, an alias, or a nickname, as no proper name for the subject has been revealed. |
Warrens is the UNSC codename for a location on the Forerunner Shield World of Requiem. It is a Forerunner structure built into a large cavern.
History
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Trivia
- A warren is a series of interconnected tunnels used by rabbits.
Gallery
List of appearances
- Halo 4
- Spartan Ops (First appearance)