Dark?

Psychological

12 Suicidal Children
Chapter 1
8.6
20th Century Boys
Chapter 130
8.9
7 Seeds
Chapter 1
9
A Trail of Blood
Chapter 55
7.6
Abnormal-kei Joshi
Chapter 015
8.3
Adabana
Chapter 6
6.5
Akai Kiri no Naka kara
Chapter 13.2
6.6
Akumetsu
Chapter 36
8.5
Completed
All You Need Is Kill
Chapter 17
8.3
Completed Warna
Annarasumanara
Chapter 19
8.7