The Zi'yuji Universe is a universe that was discovered in the days of the First War. This universe is where the factions, the species such as the Lombaxes, technology and Ratchet came here. The Gear War took place here also. It was prominent when the Lombaxes joining the Alliance and triggered a Mechanical Purge happened, setting the war on this universe took place. It is classified as "The Remains" universe

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