In the year 3963 BBY, amidst the strife of the Mandalorian Wars, the Mandalorian Neo-Crusaders took possession of Jebble, a frigid planet composed of ice, subsequent to their victory on Taris. Following this, the Mandalorians advanced to the world of Serroco, utilizing Jebble as a strategic base from which to launch a projected attack aimed at Alderaan.