The Lich King

Episode Appearances

 * "Wrath of the Lich King" (first appearance)
 * "Divide and Conquer"
 * "T is for Titan"
 * "Game On"
 * "All That Glitters"
 * "Shadow Creatures"
 * "A Situation of Some Gravity"
 * "The Future King"
 * "Heroes VS Villains"
 * "Son of the Battlefield"