Both are short dramas with the same actor as the ML. Both are about someone from the real, modern world entering a fictional historical world and messing with the plot. In both, the leads are initially antagonistic toward each other in the original story, but the modern day person's kindness toward the ML ends up changing both him and the story.

Both are short historically set dramas with fantasy elements and with the same actor as the ML. The main couple are slow burn and one or both is an antagonist in the story.

Both are short dramas in a historical setting with the same actor as the ML and a similar vibe/feel.

Both are short length dramas with the same actor as the ML. Both FLs are from the modern real world and enter a fictional historical world. There is a "host"/controller trying to keep the story on target, and the main couple are antagonists in the story.

Both are mini dramas with the same actor as the ML. Both FL s are from the real world and enter a fictional historical world where they were initially cruel to the ML. The FL attempts to change her character and by doing so, ends up growing close to the ML.

Both are mini dramas with the same actor as the ML. Both have fantasy/wuxia elements and focus on a sect. FL is something of an antagonist.

Both are short length dramas with the same actor as the ML, and both are about someone from the real world entering a fictional historical world in which one of the characters is a villain and the antagonist to the other.

Both dramas are about a modern day FL who enters a historically set game with a host only she can see or hear and she must pass the levels to return to the real world.

Both are short dramas with a modern day FL entering a fictional historical world and messing with the story. One of the leads is meant to be the villain, and both dramas feature a sect and wuxia elements.

Both are short dramas featuring a modern day FL in historical times with VR elements.
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Both are short dramas with a modern day FL in a historical fictional setting. The main couple are antagonists in the world, and the FL attempts to change things to survive.

Both dramas are about a modern day FL who enters a historically set game and must pass the levels to return to the real world.