Herzog

From Halopedia, the Halo wiki

Summary

An agent in Section Zero (A dept in ONI), Colonel Herzog was instrumental in the deactivation of the Deep-Space Artifact. He often liked to use a fake voice called the Cranky Old Man to complain about things.

After threatening to expose Major Standish for keeping the artifact from his superiors, Standish had him assassinated. Later, an agent codenamed Sierra1085 was executed for the assassination, however, it is unknown if this was Standish or one of his underlings.

Appearances