Galen VI is an Imperial Frontier World that was located in the Galen System within the Badab Sector of the Segmentum Ultima. During the Badab War, the isolated Galen System was a prize fought over repeatedly and between the Loyalist and Secessionist forces and which changed hands several times over a period of six years from 904.M41 to 910.M41. In 910.M41, under the direct command of Lord High Commander Carab Culln of the Red Scorpions Chapter, the Magister Militum or supreme commander of the Loyalist Space Marine forces, the Galen System was brought back under Imperial control and any hope of future resistance was crushed. This task was assigned to the ruthless and taciturn Sons of Medusa Chapter. Through the application of a brilliant strategy and the use of psychological warfare, the So