You can choose between two characters and two difficulty modes, different swords you earn by the sweat of your brow, various special attacks ... You can even forge your own swords in exchange for souls you will recover cutting your enemies.
For optimal playing comfort, I highly recommend you to play with the Classic Controller Pro that you can get in import store. Besides the handling of the game is exemplary: it is simple to desire and has no trouble perform the techniques learned in the tutorial.
Muramasa is one of the rare gems of the Wii, and pass coterie would be a shame, it would do more than to give you the Seppuku.