|Black And White Graphics|
Win mission 23 on the veteran difficulty setting. Press Start + Night Scope during the mission loading screen to switch between black and white and color graphics.
|Desperado Difficulty Setting|
Successfully complete the game on the veteran difficulty setting to unlock the desperado difficulty setting.
Get to the rank to Colonel to unlock the Juggernaut VT.
|Jump Flight Ability|
Win mission 23 on the magnum force difficulty setting. Press Start + F3 during a mission and repeatedly jump to get higher.
Successfully complete the game on the desperado difficulty setting. Press Hatch + Start during a game to lower your mech.
|Mech And Level Select In Free Mission Mode|
At the title screen, move the tuner to the following positions in order, with a one second pause before moving to the next position: 1, 9, 7, 9, 0, 9, 0, 6. If you entered the code correctly, you will hear a sound.
Note: Position "0" is on the left end of the dial, position "4" is at the top of the dial, etc.
|Movie Viewer Option|
Successfully the game on the normal difficulty setting to unlock the "Movie Viewer" option under the configuration menu at the main menu.
|Pause Game Play|
Disconnect the controller during a mission to stop the game during a mission. Plug the controller back in and press Start to resume.
Begin a game on mission 7 or 17. Enter the second floor of the enemy base and move into the small room to your left. Defeat mech inside and move to the large box with a switch in the rear. The Quasar mech is inside.
Win ten decorations to unlock the Rapier VT.
Get to the rank of Lieutenant Colonel. Then, press Ignition + Start during a game.
|Voice Select Option|
Successfully complete the game on the veteran difficulty setting to unlock the "Voice Select" option under the configuration menu at the main menu.