Gore recommendation

Pretty old. But yes, go read "battle royale": the manga. It's so much better than the movie.it has everything you need. Psychological, gore, lust, betrayal, all of that jazz! ┑(￣Д ￣)┍

Emerging
Bastard
Killing morph
(Please read this series in this order so it makes sense)
Jinrou Game
Jinrou Game: Beast side
Jinrou Game: Crazy fox

http://www.mangago.zone/read-manga/tomie/
http://www.mangago.zone/read-manga/shiver_junji_ito_selected_stories/
http://www.mangago.zone/read-manga/venus_in_the_blind_spot/
http://www.mangago.zone/read-manga/uzumaki/
http://www.mangago.zone/read-manga/lovesick_dead/
http://www.mangago.zone/read-manga/frankenstein/

Anything by SeNMU. Their mangas/whas/huas are really fucked up but good. There are gore in some parts