Dar Keyis was a Human male from the planet Churba who served as a member of the New Republic Starfighter Corps during the Galactic Civil War. In 4 ABY, nine months after the Battle of Endor, he was transferred to Rogue Squadron just prior to the Battle of Brentaal IV and was assigned the call sign Rogue Ten. The New Republic had targeted the planet Brentaal IV as part of an ongoing operation to establish a foothold in the Core Worlds, and to eventually liberate the galactic capital of Coruscant. Keyis served in the assault on the Brentaal IV moonbase, helping to secure it as a staging area for a direct assault on the planet itself. He then participated in the attack on the city of Vuultin, a diversionary feint that allowed the New Republic to establish a base in the city of Oradin. During