Select Smoke for a two player battle and at the VS screen, hold Back, High Punch, Low Punch, High Kick, and Low Kick until the match starts. Smoke will explode into Human Smoke.
At the title screen that says ''Start and Options, enter B, A, down, left, A, down, C, right, up, down. You will hear a sound if entered correctly and Cheats, Secrets, and Killer Kodes will appear on the main menu.
Note that you need a six-button controller for this cheat.
Enable the cheat menu and select ''play hidden game''. While the intro screen is running hold (X+A+Z+C) . Hold this down until the game starts. You should know the code has worked if you hear a firing sound and see no laser fire on screen. You now have 8 lives. Enjoy!
Plug in a second controller, but play a one-player game. When you lose, hold Down on both controllers and your opponent will kill you with a fatality or a brutality.
Complete the game using anybody, and make sure there's a controller in the second socket. Press Start on controller two when the green lightning appears from Shao Kahn's tower.
Players one and two must enter these button combinations on the vs. screen with the A, B, and C buttons respectively. The number indicates the times you must press each button.
The stage skip trick can be used during the Shao Kahn match. Your square will move past the top of the match pole and you then fight endless battles against mainly Kano, Sonya, or someone else on occasion. The stage skip can continue to be used to make this go faster but eventually if you reach any E box, the game will display an error screen including something like this: