Ursa IV

Ursa IV is a human colony world.

Guardian rising
Within 72 hours after October 2558, a Forerunner Guardian construct was activated by the Created on Ursa IV, before the construct departed to the world of Genesis. The Guardian's activation resulted in large-scale destruction and numerous causalities on the world. The attack site was eventually secured by the United Nations Space Command.

List of appearances

 * Hunt the Truth
 * Halo 5: Guardians