For more than fifty years, the Soviets employed an undercover agent - an unstoppable, untraceable killer known as the Winter Soldier. His suspected identity? Bucky Barnes, Captain America's one-time partner, thought to have died in World War II. Now, the Winter Soldier is back, working for the ruthless General Lukin - who has obtained a functional Cosmic Cube, a weapon of limitless power that can bend reality itself. Collecting: Captain America (2005) 1-9, 11-14.