Extra options:
Wait until "Press Start" flashes at the opening screen. Sweep the D-pad in three clockwise Full-Circles. The sound of a punch will confirm each successful sweep. Sweep the D-pad in two counter-clockwise Full-Circles. The sound of a punch will confirm each successful sweep. Then, press Start. The word "K.O." will confirm correct code entry. Stage select, time, and life bar selections will appear at the bottom of the options screen.

Alternate costume color:
Hold Up or Down and press A, B, or C in different combinations at the character selection screen. Down + Start may also be pressed to select yet another combination.

Dural mode:
Select tournament mode and press Down, Up, Right, A, Left at the character selection screen.

Fight as Dural:
Select arcade or versus mode and enter the character selection screen. For player one, highlight Akira and repeatedly press Left, Right until a sound is played. For player two, highlight Jacky and repeatedly press Right, Left until a sound is played. Dural will be selectable to the right of Jacky.

Additional camera views:
Highlight the "Camera" selection on the options screen. Press Right until the "Backside 1P" and "Backside 2P" options appear.

Control replay camera:
Use the D-pad to select new camera angles during replay mode. Press A, B, or C to change camera views.