to get to cheat menu hold both triggers and do the following: left,up,down,a,right,b and start

use these cheats to help if you need it

supermech-you cant die!
wheresmax-unlocks all levels and awards
wewillwin-get every story mode level
multimayhem-unlocks all multi player levels
spacefold-you can have you gun reload faster
marsbase-missles refresh faster
miriya-does the marsbase and spacefold cheat for you
backstabber-one shot kills
sniper-oneshotsniperkills
missmacross-you get all the paint jobs
flipside-upside down mode!
clear- removes all cheats that are on


note:if you wanna keep the space armor then play a space mission and beat it and then you can have it untillyou beat the game no matter what mission!!!! but if you quit while playing you need to go back and do it all over again.