>>109618019He didn't develop though. He acts heroically but frowns the entire time. At no point do his actions or words indicate anything else. His entire conflict with Batman was the result of a deception rather than an ideological difference, and his reasoning to fight the Justice League was just as contrived.
Jon Kent tells Clark that he's special and has the power to determine who lives and dies. Clark clearly wants to save everybody.
Martha tells him to live for himself and stop trying to save everyone. Clark dies fighting a monster.
This is still the same Superman as always, just with a quarter of the personality and unaffected from being raised by Randian assholes