Cerberus sent teams through the Omega-4 Relay to salvage Reaper technology from the Collector Base, whether it was destroyed or preserved. In Cronos Station, it is discovered that Cerberus recovered the Human-Reaper and are using it to augment the station's functionality—either its brain if the Collector Base was preserved or its heart if the Collector Base was destroyed. When the Alliance captures Cronos Station, the Human-Reaper's remains are incorporated into the Crucible, becoming War Assets.