Gunmetal Cheats

Flak Cannon:
The Flak Cannon works well at close range. Fire it at the first group of landing craft then use your pistol for the tanks at long range.

Cheat Mode:
At the mission select screen, press Left Analog-stick, Black, R, Right Analog-stick, White, L.

Switch front-end music:
At the front-end, press Left Analog-stick, Left Analog-stick, Right Analog-stick, Right Analog-stick, L, R.

Spoof Mission Briefing:
At the armoury screen before launching missions 1, 3, 6, 8, 9 or 14 only, press L, L, R, R, Left Analog-stick, Right Analog-stick.

Complete current mission:
While playing, press Left Analog-stick, White, White, Back, Right Analog-stick, White.

Alternate music
Click Left Analog-stick(2), Right Analog-stick(2), press L, R at the title screen.

Eliminate fighter launches
Land on top of enemy drop-ships and destroy the hanger bays to eliminate the constant fighter launches.

Crashing enemy ships
In mountainous terrain, land next to and remain close to a high cliff wall when enemy bombers or fighters are near and wait. They will crash into the mountains.

Infiltration radar
If you do not want to be seen by radar, fly over them as high as you can.

Exploding dinosaurs
In Zone One, if you go behind the weapons armory there are dinosaurs that will explode if shoot them with anything besides the Vulcan Cannons or the Machine Pistols. If you do, they will just die.