Uhmm this one?
http://www.mangago.zone/read-manga/the_hero_who_seeks_revenge_shall_exterminate_with_darkness/
It's getting weirder and weirder the moar I read it. But the art is superb so I'm okay with it!
http://www.mangago.zone/read-manga/brutal_satsujin_kansatsukan_no_kokuhaku/
http://www.mangago.zone/read-manga/the_hero_who_seeks_revenge_shall_exterminate_with_darkness/
http://www.mangago.zone/read-manga/prison_lab/ (this one is pretty good in the beginning but it starts to drag out a bit but still would totally recommend to read!)
Thanks guys!!!
Does anyone got any good Revenge/gore stories??? I've already finished Juujika no rokunin and pumpkin night...