Yep:
http://forums.lostlevels.org/viewtopic.php?t=2471
Apparently, it's a beta of the original game, complete with different enemies and such. Nintendo supposedly made the game harder between the beta and the final version.
http://forums.lostlevels.org/viewtopic.php?t=2471
Apparently, it's a beta of the original game, complete with different enemies and such. Nintendo supposedly made the game harder between the beta and the final version.