New Mode:

To Play A Secret Deathmatch Mode(2 Controllers Needed):At the main title screen hold Select+R2 
on both controllers until the menu changes to allow Two Player
Vs. option mode.Then you and your buddies can blast away.

ALL WEAPONS 

SELECT, L2, SELECT, R2, L1, L2, R1, R2

GET WINGMAN

SELECT, L2, SELECT, R2, SQUARE, SQUARE, SQUARE, CIRCLE

CHANGE GUN

SELECT, L2, SELECT, R2, SELECT, SELECT, SELECT

MAX FUEL-AMMO

SELECT, L2, SELECT, R2, TRIANGLE (* 3), CIRCLE

MISSION COMPLETE

SELECT, L2, SELECT, R2, TRIANGLE (*3), DOWN (*3)

MEGA CODES

Cheat: During game play press Select,L2,Select,R2. Then enter anyone of these codes below

MAX FUEL: Triangle,Triangle,Triangle,Circle 
CYCLE GUN MODES:Select,Select,Select 
SCREEN MODES:Down,R1,R2 
MAX WEAPONS:L1,L2,R1,R2 
SUMMON WINGMAN:Square,Square,Square,Circle
MISSION COMPLETE:Triangle,Triangle,Triangle,Down,Down,Down 
UPGRADE CURRENT WEAPON:L1,L1,R1,R1


All levels go to password and put in 0354.

Submitted and FULLY tested By: Lee Dreyer