emeraldarrows

Both MLs are heavenly dragons come down to earth who cross paths with the human FLs. who accidentally takes something powerful that belongs to the ML.

Both MLs are the cold and distant son of the heavenly emperor who is controlling and demanding, raising the ML for a single task. Both FLs are hot tempered and spirited human girls whose identity is swapped with the SFL.

Both MLs transmigrate from modern day into a fictional historical kingdom where they're the son of a family. They then proceed to use their knowledge of the future to navigate and thrive in their new location.

Both MLs are princes who are under a curse/poison which makes them transform once a month. Both FLs's souls transfer to a different body at the beginning and live under that person's identity.

Both are wuxias and bromances or censored BLs. Both have similar weapons - fans and a flexible sword - and fight scenes. Both MLs have similar personalities - one is an assassin since young who plays a flute, the other, in order to leave some place, took a punishment which will shorten his life, devastating the other ML when he finds out.

Both MLs have an evil force inside them, making others want to destroy them to get rid of it. Both FLs take in the MLs as their disciple and ultimately sacrifice their own lives to save them. The MLs then sacrifice greatly to bring the FLs back, and with the FL having lost her memories, the ML takes her as his disciple.

Both are about a group of strangers playing a game of life and death in order to win a large amount of money. One is the historical, the other modern day.

Both are about a group of strangers battling each other to the death as a game in order to win a large amount of money. One is the historical, the other modern day.

Both FLs are betrayed and seemingly killed by their family. They then return with a new identity to take revenge. Both MLs are powerful and somewhat mysterious figures who aid the FL.

Both FL return after a supposed death with a new face and identity to infiltrate and take revenge upon the family. Both MLs are morally gray.

Both are mini dramas in which the FL "dies" and returns with a new identity, infiltrating the powerful family for revenge.

Both have time travel resulting in parallel universes and the ML trying to save the FL with a mystery surrounding her supposed accident.