- Both MLs are princes
- Kinda unhinged, dark romance leads
- FL saves ML early on and he's indebted to her
- Master/Servant dynamic (in MZ with FL as the master and ML as the servant and reversed in DLX)
- Cold, ruthless FLs
- Puppy-like MLs
- Both are short (about an hour each)

- Historical setting
- Strong FLs (YCF's FL is a noblewoman, MLG's FL is a general)
- Pretty boy MLs who are known for their good looks
- Forced marriages
- MLs hiding their identity
- Antihero MLs
- Stern, upright FLs x sweet, charming MLs
- Political intrigue involving the royal family
- Gender Role Reversal
- Devoted MLs who love the FLs a lot