Erenisch Comics Fansadox Collection 343 Exclusive Direct

First, I should figure out the key elements: Erenisch Comics, Fansadox Collection, issue 343, exclusive. The name "Erenisch" might be a blend of "Eren" from the anime/manga Demon Slayer (Tanjiro Kamado's younger brother) and "Nishimura" (a surname), but that's just a guess. Alternatively, it could be inspired by Eren Yeager from Attack on Titan. But maybe the user made up the name.