Aot chapter 139 didn't destroy Eren's character, Eren just succeeded outplaying the readers who couldn't comprehend his character
Also it enhanced the real Eren which was hidden under cold and dreadful mask waiting for its destiny's arrival
Maturing is realizing that Eren Yeager shouldn't be redeemed.
Yes and he wasn't. He was only cherished by his friends as their "friend" not a mass murderer🤦♀️ get rid of your one dimensional thinking