Army Men Cheats

While playing a game, press [Esc] to display the options menu. Then, type one of the following case-sensitive codes and click on "Back" button.
Result
Cheat Code
Win scenario Triumph
Lose scenario Succumb
Full ammo Plethora
Stealth mode Occultation
Invincible sarge Invulnerable
Teleport sarge [Note] Telekinetic
Enable explosions, opponent view, invincible sarge Kahuna
Toggle opponent view Omnisicient
Toggle right button explosion Pyromancer
Full air support Aeroballistics
Opponents paused Paralysis
Note: Enter scroll mode, select a destination, then enable this code.

Cheat Mode
During a mission, press [Esc] to open the in-game options menu. Then enter one of the case-sensitive cheats below. (The radio will confirm correct entry.)
Press the 'Escape' key during a mission to open the in-game options menu then enter any of the following case-sensitive cheats. If the code has been entered correctly the radio will confirm.

Invulnerable: God Mode
Paralysis: Freeze Opponents
Aeroballistics: Full Air Support

Plethora: Full Ammunition
Succumb: Lose Scenario
Mission Occultation: Reconnaissance
Telekinetic: Teleport Sarge

Pyromancer: Toggle Right-button Explosions

Omnisicient: Toggle Opponent View

Kahuna: Reconnaissance Mission and Toggle Opponent View
Triumph: Win Scenario
Occultation: The enemy won't shoot at Sarge as long as he
does not shoot at them.

Go into the graveyard, then go to a statue of a mummy
and destroy it. Go through at that point, then go west. Go north
when you see Legos. Go to the separate Lego, then go to the Legos
and go in.
Published strategy guides

At the opening menu, press A to open the first mission of each scenario.