Batman would probably not come from inherited wealth (he'd be more self-made) and Alfred wouldn't be a Butler. Bruce's family might be middle class,...
If things started up now, I imagine Lex would actually have powers of some sort so he could be a challenge to Supes in a fight.(probably through some...
Maggott: If Eany consumes enough matter, it will be able to reproduce other Eanies.(but those will not be able to reproduce otherwise it could easily...
A couple of examples that came to my mind (who shall remain nameless) I wouldn't necessarily want to see come back because they're just not the same...