ThrillerMysterySupernatural [BL/Bromance]

BL (from novel with the same title (or alternative title: Grandmaster of Demonic Cultivation/The Founder of Diabolism), and adapted to donghua)

MC is ressurected from the dead after 13 years

2 male (or more) have chemistry (+ bromance), adapted to anime with the same title (or alt title: Natsume's Book of Friends)

MC can see ghosts, and he have to help them because the problem his dead grandmother gave him

Bromance

MC is a nymph hunter because a nymph killed all of his family, and met with ML who's a nymph protector

Heavy bromance (from the light novel with the same title and adapted to anime)

Post-apocalypse from parasite-human-eating!bee

3 male with chemistry (+ friendship) adapted to anime with the same title (or alt title: Demon Slayer)

MC's family was massacred by demon when he went out, and the only one alive is his little sister which almost transformed to a demon. So he become a demon hunter to avenge his family and save his little sister

Bromance (???) Only one-shot :(

MC is a part of church to exorcist demon, but well, he always done his job pretty bad...

Bromance

MC is a vampire who live for hundreds years and just want to die, so he asks a legendary priest (ML) to exorcist him

Bromance

Just daily life (and some problems) in hell

BL (from novel with the same title (or alt title: Tian Guan Ci Fu) and adapted to donghua)

MC is a fallen god, ML is a demon king who's been in love with MC for 800 years (the devotion is unmatchable)

Bromance (adapted to anime with the same title (or alt title: Vanitas no Carte/The Study Case of Vanitas))

MC is a vampire protector, ML is a vampire