Soul Calibur

At the character selection screen, press Y to alternate all characters costumes. Press Y again to change all characters costumes back to their original.

Beat all missions to get a new Title screen. Enable Inferno and all 338 pictures in the Art Gallery for another Title screen.

Highlight Sophitia and continuously press one of the following buttons or combinations at the character selection screen until she performs her pre-battle pose:

X
Y
B
X + B
X + Y
Y + B
X + Y + B

Successfully complete the game, including the bonus stages, with every character.

During the replay, press B to change the focus to the losing character.

Beat all the missions and the extra missions that appear after the Chaos stages. Move to the eastern-most map at the mission select screen and place the pointer over Korea. Move over this area until the mission confirmation sound is heard.

Unlock the profiles for each character. Press L + R at the character profiles screen to remove the window, then hold A + B + X + Y to reset the game. Hold X and press Start when demo mode starts. Then, return to the character profiles screen.

Unlock Edge Master and successfully complete all mission battles. Then at the character selection screen, hold L while selecting a character for extra weapons.

Successfully complete all the missions to unlock the hidden art in the museum and a third costume for Sophitia, Voldo, Siegfried, Maxi, and Xianghua by pressing Y + A while selecting one of those characters. Completing all mission battles will unlock various museum options such as exhibition theater, opening direction (change the introduction), and character profiles. Additionally, an "Extra Survival" mode will also be unlocked at the main screen.

Win a match, then press X, Y, or B during the replay to select one of the victory poses.