"Dr. Bocklin believes he's discovered what amounts to an on/off switch for human mutation, and current events lead me to believe that his discovery will have the direst consequences for mutantkind."

With the members of their race slowly dying out and no new mutants being born, mutantkind was on the brink of extinction.

After all, doesn't Magneto just want to protect mutantkind, and isn't Ra's Al Ghul just trying to save the planet? Lex Luthor is just a frustrated humanist, and if he troubles himself to remember the names of his janitor's kids, he can't be all bad, …

Mutantkind

Meaning

Noun