Horror WANTED

Kigurumi
Bloody junkie
Real account 1 & 2
Kamisama ni iutoori
Majin tantei nougami neuro
Shinrei tantei yakumo
(=・ω・=)

Kigurumi
Real account 1 & 2
Dolly kill kill
Kamisama ni iutoori
Majin tantei nougami neuro
Parayste
Deadman wonderland (=・ω・=)

try the manwha Bastard
http://www.mangago.me/read-manga/bastard_hwang_youngchan/mf/manga/bastard_hwang_youngchan/c052/pg-22/

its great

Mainly just horror and blood/gore, also action if you're okay with that!
eden no ori (one of my absolute favorites!!)
Ajin
Gantz
Shingeki no Kyojin

http://www.mangago.me/read-manga/mpd_psycho/ And you should check out the mangaka's other works too.
http://www.mangago.me/read-manga/goth/
http://www.mangago.me/read-manga/apocalypse_no_toride/
http://www.mangago.me/read-manga/berserk/
http://www.mangago.me/read-manga/tokyo_ghoul/
http://www.mangago.me/read-manga/mr_arashi_s_amazing_freak_show/
http://www.mangago.me/read-manga/ghost_hunt/
http://www.mangago.me/read-manga/uzumaki/

Thank you for the recommendations!

I am reading Ajin currently but your other recommendations I haven't heard of before, I will check into them. Thanks!

Okay, I will! Thank you for recommending it to me!

Thank you for all the recommendations:)