I'm in SNES Classic Mini honeymoon so I decided to compile the list of SNES million-sellers from Nintendo, Capcom, Square and Enix which are the four publishers who shared in the past their sell-in data for the console:
As you can guess the majority of titles included in the SNES Classic Mini are million-sellers and very popular at the time.
Here a list with only the games included in the SNES Classic Mini:
Note:
There are some conflicting reports for the LTDs of Final Fantasy V, Final Fantasy VI, Romancing SaGa, Romancing SaGa 2 and Romancing SaGa 3 mainly due to SquareEnix including re-releases on other consoles.