recommendations

revenge without overly bloody scene (still satisfying tho) : https://www.mangago.zone/read-manga/maria_no_danzai/
revenge with bloody scene : https://www.mangago.zone/read-manga/brutal_satsujin_kansatsukan_no_kokuhaku/
more into psychological revenge : https://www.mangago.zone/read-manga/revenge_must_be_taken_coldly/
psychological mixed with mystery : https://www.mangago.zone/read-manga/tomodachi_game/

Thankyou!!! ε=ε=(ノ≧∇≦)ノ