The Multiverse changed forever following the epic Crisis on Infinite Earths event. When once there stood incalculable number of Earths, with many different versions of Superman, there was now just one Earth and one Man of Steel. This was the dawn of a new age for Superman with the relationships between Clark Kent and his friends, family and enemies re-examined and tweaked for a modern audience! Collecting Man of Steel #1-6. Plus, 'Superman, Champion of the Oppressed' from Action Comics #1 (1938).