Kal Petrin was a male Human from the planet Zakuul who served in the Knights of Zakuul during the era in which the Eternal Empire ruled over the galaxy. An elite Knight who held the title of Paladin, Petrin wore dark armor and wielded a blue lightsaber and Force powers in battle. He was stationed aboard the Star Fortress over the planet Hoth, and died around 3631 BBY when the Star Fortress was invaded and destroyed.