emeraldarrows

One is BL and the other M/F, but both have a lead who constantly sees frightening ghosts and as long as they stay close to the other lead they stop seeing them.

Both FLs are quest driven sole survivors who have died/nearly die. Both have a magical lamp that gathers spirits. Both MLs hold a secret, either their identity or goal, from the FL as they assist her. Both dramas have characters who are the spirit/wick of the lamp in human form.

Both have a Republican Era setting and a talented ML seeking treasure with a group of other people. Both dramas involve the MLs entering a tomb.

Both involve a semi-dystopian setting and desperate people being forced to fight to survive or be killed on an island.

Both involve a group of people being forced to play games to the death.
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Both have a matriarchal kingdom setting and a similar plot in which the FL takes in the ML from another land as her concubine.

Both are mini dramas with a matriarchal kingdom setting and a princess FL.
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Both royal MLs are haunted by the deaths of their beloved wives, both FLs are lower class. Both dramas have a similar vibe.

Both royal MLs seemingly lose their beloved wife to murder, then cross paths with the identical FL. Both dramas have a slight fantasy element.

Both MLs are powerless princes in a palace controlled by the royal minister who is believed to have/attempted to kill the FL, ML's love.

Both MLs have heart conditions and a past connection with the FL. Both dramas involve a character (ML vs. SML) discovering he has a young son he didn't know existed. Both dramas have a similar feel.

Both are light hearted historical dramas in which the FL is an assassin ordered to kill a royal. In both, her attempts to kill the ML/his family are thwarted by him every time in comedic ways.