Samurai Shodown Cheats - Wii

Character Codes
Go to versus mode and press [Up], [Down], [Left], [Up], [Down], [Right], [A] - Play as Kuroko (game will restart after the fight ends)
Highlight Random Select and press [Up], [Up], [Down], [Down], [Up], [Down], [Down] - Play as Shiki
Highlight Random Select and press [Down], [Down], [Up], [Up], [Down], [Up], [Up] - Play as Zankuro

Earthquake Code
Play as Charlotte and get a perfect. Then, quickly press [A], [B], [A], [C], [A], [D], [Up], [Down], [Left] to make Earthquake eat chicken.

Unlock Red Blood, Uncensored Violence
Press [A]+[B]+[X]+[Y] at the same time on the difficulty select screen - Unlock Red Blood and uncesored violence.

Play As Amakusa
Enter versus mode and select any character. Lose and then save the game. Load the game and select Charlotte as your character with controller 2 and continue the game. Press [Start] on controller 1 in the bonus phase. Player 2 will be changed to Amakusa.