Samurai Shodown Anthology Cheats

To play as the referee (in Samurai Shodown VI)
In Samurai Shodown VI to play as the judge/referee in versus mode, all you do is press the + button on the Wii remote during the character selection screen.

Samurai Shodown Cheats
Press D while a character is highlighted on the Character Selection screen: Different costumes

Extended Ending
Extended ending: Complete the game without using a continue.

Samurai Shodown II Cheats
Select 2 player mode. On the character select screen, press Up, Down, Left, Up, Down, Right + A: Kuroko is playable

Samurai Shodown III Cheats
Play as Zankuro in 2-Player Mode

When selecting your character for a two-player game, with the cursor on Haohmaru, hold Start and move the cursor to each character in the following order:

Genjuro, Basara, Kyoshiro, Ukyo, Rimururu, Haohmaru, Shizumaru, Nakoruru, Hanzo, Amakusa, Gaira, Galford, Shizumaru

With the cursor on Shizumaru, wait until the timer reaches 03 and then press A and B at the same time. You will have chosen Zankuro and will be able to use him for the next match only. If you win with Zankuro, you will be returned to the select screen to choose another character.