Both dramas are historical detective dramas
Both dramas are friendship brotherhood plot dramas
Both dramas are investigative dramas

Both dramas are historical detective dramas
Both dramas are about friendship between two male leads
Both dramas are investigative wuxia dramas
Both dramas are bromance dramas

Both dramas have ghost main characters
Both dramas solve the ghost problems to go away and move on
Both dramas have funny scenes

Both dramas deal with ghosts issues and try to solve their problems
sometimes it's funny and sometimes it's dark
both dramas are enjoyable to watch

Both dramas are about ghosts and funny ghost stories
both dramas deal with ghost cases and resolve them

Both dramas about ghost stories and how the main leads resolve their problems
Both are funny and light dramas

Both drama have amazing friendships and simple romance
Both drama have young man struggling and his friends helping him to the extent
Both dramas are really the best friendship dramas

Similar dramas to each other
two friends tackle problems together and help each other out
it's not gay love but it's strong male freindship

Both dramas are in the same era
both dramas deal with mystical artifacts
the male lead is in both dramas

Both dramas have a similar story
The eunuch is in charge of the palace and he's not up to good
both dramas are palace dramas with romantic story in them

Both dramas are about Martial arts and powers fights
Both dramas have so many action and martial arts scenes

Both dramas are about Martial arts and powers fights
Both dramas have so many action and martial arts scenes
Both dramas have good male friendship
Both dramas have three male leads as main leads