This is a category of codes used by the United Nations Space Command.
“The Outer Colonies are the human-colonized planets farthest from the Inner colonies such as...Outer colonies
“Bloody Arrow is a UNSC emergency code signifying the complete rout and decisive defeat of...Bloody Arrow
“Bandersnatch was a UNSC emergency code. Used right after combat operations or disasters had...Bandersnatch
“Military Standard Time (also called MST) is the official name of the UNSC's 2400 hour...Military Standard Time
“Hydra was a UNSC general Emergency code. It was almost never used due to its content. The Hydra...Hydra (code)
“Code Omega Three was a UNSC emergency code. This code, to be used during combat operations...Omega Three