Invincibility

LEFT(square x4), UP(triangle x4), RIGHT(circle), DOWN(x), triangle x3, square
 

Max Fuel and Armor

LEFT, (Square x 4), UP, (Triangle x 3), RIGHT, (CIRCLE), DOWN,(x) (Triangle x 3), (circle)
 

Max Weapons (999)

LEFT, (Square x 4), UP, (Triangle x 3), RIGHT, (CIRCLE), DOWN,(x) (Right1 x 4), (Left1 x 4), (Right2 x 4), (Left2 x 4)
 

B1 Airstrike 

LEFT, (Square x 4), UP, (Triangle x 3), RIGHT, (CIRCLE), DOWN, ((X) x 6)
 

Mesh Fog Editor 

LEFT, (Square x 4), UP, (Triangle x 3), RIGHT, (CIRCLE), DOWN,(x), Down, Down, Down, (Triangle x 3)
 

Overhead Map Translucency 

LEFT, (Square x 4), UP, (Triangle x 3), RIGHT, (CIRCLE), DOWN,(x) (Circle x 5).