Ten years after Emergence Day, Barber participated in the Battle of Ephyra, serving as crew chief aboard KR Eight-Zero with pilot Major Gill Gettner. After picking up Col.Victor Hoffman and Lt.Anya Stroud from the Treasury roof, they flew towards Chancery Bridge to rescue the Gears there and destroy it with the Hammer of Dawn to slow the Locust advance. Barber manned one of the Chain Guns and fired at Reavers and Locust ground forces as they flew. When the radio was restored, Barber was pleased, and reported that they had a Hammer relay and ten other King Ravens in contact with them. Hoffman asked if they had contact with Strachan, and Barber told him that Strachan's Raven had a different emergency comm kit and stated he thought Strachan was doing evacuation duties. Hoffman told him not to