An expansion for NSMBU consisting of 82 new levels, each with a 100-second time limit. Since Luigi is the star here, the game's jump and slide physics have been tweaked to be more similar to Luigi's controls in SMB2.
And you can play as Nabbit!
Out of 26 user(s) who marked the game in their log:
15% (4) want it
12% (3) have yet to "do" it
12% (3) are playing it (marked with a star in owner list)
