Darth Malak, voiced by Rafael Ferrer, is the old Sith apprentice of Revan and is the main antagonist of the first game. Malak and Revan disobeyed the Jedi Council and helped the Republic defend against the Mandalorians. They fell to the dark side in pursuing the Mandalorians. Malak then betrays his master and usurps the title of Dark Lord of the Sith. However, Revan survives the attack, at the cost of his memory.