Yakuza Reincarnation (#1,2,3,4,5 - Einzelband zur Auswahl; Manga Cult) | eBay
Demon Slayer - Kimetsu no Yaiba #8 (Manga Cult)
Probably the most rare manga in my collection, and a super neat oddity. Harmagedon Volume 1 - Published by the Japanese cult Aum Shinrikyo who were responsible for the Tokyo Subway Attacks.