



In addition to his leadership of the largest Space Marine Legion during the Great Crusade, Guilliman became renowned for his efforts to preserve the Imperium in the aftermath of the devastating Horus Heresy, becoming Lord Commander of the Imperium. An accomplished warlord and diplomat who ruled his own empire before rediscovery by the Emperor, Guilliman was unique among his brother Primarchs in that he saw himself as not only a warrior but also a builder of civilizations. Roboute Guilliman (/rɒb'uːt 'guːlɪmæn/ ), also known as the Avenging Son, is the Primarch of the Ultramarines. Roboute Guilliman during the Great Crusade
