The Man of Steel (comics) (at the time) that Batman had of keeping Superman at bay. Superman departs, cautioning Batman against crossing any further lines. Batman regards Superman privately as "a remarkable man, all things considered" and wonders if, in a different reality, they could have been friends. Superman's relationship with Batman, which was friendly throughout most of the pre-Crisis period, became much more strained in later years, as each began disagreeing with the other's attitudes. This shift is reflected in "Man of Steel", as it starts off with Batman and Superman initially at odds over their respective ideologies and approaches, and they only just
Superhero fiction Gail Simone has coined the term "Women in Refrigerators" (named after an incident in "Green Lantern" #54 where Kyle Rayner's girlfriend Alex DeWitt is murdered by the supervillain Major Force and stuffed into Rayner's refrigerator) to refer to this practice. Many works of superhero fiction occur in a shared fictional universe, sometimes (as in the cases of the DC and Marvel Universes) establishing a fictional continuity of thousands of works spread over many decades. Changes to continuity are also common, ranging from small changes to established continuity, commonly called retcons, to full reboots, erasing all previous continuity. It is also