Create a detailed pencil drawing of a battle between Khal Drogo and Gregor Clegane (The Mountain) from Game of Thrones. Khal Drogo should be depicted with his iconic long, braided hair and Dothraki warrior attire, while Gregor Clegane should be shown in his massive armor. The scene should capture the intensity of their fight, with dynamic poses and expressions that highlight their strength and ferocity. The overall style should be realistic and detailed, emphasizing the contrast between the two warriors. Format: 4:5.