13198 Ensnared Cadaver was originally the Monitor of the Beacon, Installation-0-X. His purpose was to make sure that the Hydra and Nogard did not escape, or take over the station. Unfortunately, this was not to be. The Hydra broke free from the quarantined area, and before it could be destroyed, they took over the rest of the station. The Forerunners froze the station, putting the Hydra into stasis until they could adapt to the cold. During that time, they placed all specimens in complete stasis. But before this could happen, Ensnared Cadaver was captured and taken over. He was deactivated and stored away with the Hydra, leaving the sentinels to their duty with no leader, as the Forerunners didn't see that as important. If they were there the day he reawakened, they would bewail that decis