Broken Protagonists
Anime
Anime with broken protagonists/MCs who have given up mixing with the society. Well atleast in the beginning of the series. This may be due to betrayals, shit parenting or simply because they're crazy. Also contains MCs with emotional trauma which broke them.

TV, 2013,
13 eps
Me:-
Author:8
Hachiman is one of the best written characters ever.

TV, 2014,
26 eps
Me:-
Author:8
The only emotion tatsuya retains is his love for his sister.
Not incest (yet lol)
Not incest (yet lol)

TV, 2017,
12 eps
Me:-
Author:9
"You may have planned to manipulate my heart but unfortunately for you, I don't have a heart that can be manipulated." -Ayankouji Kiyotaka

TV, 2021,
12 eps
Me:-
Author:8
Vanitas is chained to his past literally with that book.

TV, 2023,
15 eps
Me:-
Author:8
MC who lives for revenge.
A hidden gem with low score for no reason.
A hidden gem with low score for no reason.

TV, 2014,
12 eps
Me:-
Author:8
Nice romance anime with broken shota MC gets healed by FL.

TV, 2017,
12 eps
Me:-
Author:8
Crazy Psycho loli MC who fights god himself (who's also crazy)

TV, 2019,
13 eps
Me:-
Author:6
Betrayed MC gets strong to go home
Trashy, Harem isekai
Trashy, Harem isekai

TV, 2021,
12 eps
Me:-
Author:6
Another Classic, some people claim it to be a cultural masterpiece.