In general, when looking for manga chapters, especially raw versions, consider the following:

Satanophany , the dark action-horror manga by Yoshinobu Yamada (known for Cage of Eden and Kiba no Tabishounin ), has never been a series that pulls punches. Since its 2017 debut, it has carved out a niche among readers who crave visceral body horror, morally gray protagonists, and a relentless critique of religious hypocrisy wrapped in hyper-violent set pieces. By Chapter 291, the story has long since passed the point of no return—and the raw scans circulating among fan communities offer a glimpse into a climax that feels both cathartic and horrifying.

『サタノファニ』 【無料公開中】 - ヤンマガWeb