134 Votes in Poll
Here lists of villains joined Justices League at one point of time. If you’re Compared Peacemaker to past members was supervillains even Lex Luthor. Peacemaker won’t make a bad member and be interested idea DC should do.
Here The Link:
https://screenrant.com/supervillains-joined-justice-league-didnt-know-surprising/
I'll go first since mine is the most obvious. Mal Duncan and Bumblebee.
79 Votes in Poll