After the initial attack on the native Umbarans, another Jedi, General Pong Krell, arrived on Umbara and relieved Skywalker of his duties. Krell took over the leadership of Hardcase and the rest of the 501st troops, and wanted the clones to take over Umbara's capital city. A nearby airbase was resupplying the city's defenses, although after Hardcase and trooper Fives infiltrated the base, Krell's troops forced the Umbaran militia there to surrender, allowing the Republic force to fortify themselves in the airbase. Once Krell's battle group learned of a Confederate supply ship in orbit of the planet, Hardcase and Jesse joined Fives' mission to destroy the ship. The three clones used Umbaran starfighters to board the supply ship. Hardcase stayed behind and destroyed the ship's main reactor w