X-ray imaging
While playing a game, hold [Ctrl] + [Alt] + [Shift] and type "xray". Press W to disable this mode.
Free-floating camera
While playing a game, hold [Ctrl] + [Alt] + [Shift] and type "tinkerbell". Press the following keys to control the camera:
Press [Ctrl] + [Left Arrow] to turn left
Press [Ctrl] + [Right Arrow] to turn right
Press [Ctrl] + [Up Arrow] to increase altitude
Press [Ctrl] + [Down Arrow] to decrease altitude
Press Z to move forward
Press [Shift] + Z to move backwards
Press C to return to normal.
Messages
While playing a game, hold [Ctrl] + [Alt] + [Shift] and type one of the following codes for the corresponding message:
Type "lairdo for "ATTENTION ENEMIES: Don't mess with the blimp."
Hidden Mechs
Select a Trials of Grievance instant action mission. Then, change your name in the Star configuration screen to "Calvin" (case sensitive) to add the Elemental between Dire Wolf and Fire Moth. Change your name to "Hobbes" (case sensitive) to add the Tarantula between Elemental and Fire Moth. Change your name to "Enzo" (case sensitive) to adds the Battlemaster IIC between Tarantula and Fire Moth (latest version patch required).
Mission select
Enter "FREEBIRTHTOAD" as a Warrior name in any of the clan halls. Then, any mission for that Clan may be selected in the briefing room.
Hidden background information
Select the holo-projector to get a list of background information on the game. Click on the numbers to the left until a menu with information on the development team appears.
Cheat Codes
While playing a game, hold [Ctrl] + [Alt] + [Shift] and type one of the following codes to activate the corresponding cheat function:

RESULT

CHEAT CODE

Toggle invulnerability

blorb

Toggle infinite ammo

cia

Toggle heat tracking

coldmiser

Toggle mission time-limit

hangaround

Add jumpjets

flygirl

Toggle infinite Jumpjet power

mightymouse

Destroy targeted mech

gankem

Explode an atomic bomb

enolagay

Toggle bounding spheres

michelin

View MW2 Sim Programmer Dorcs web pages

dorcs

End mission successfully

icanthackit

End mission as a failure

idkfa

Toggles time expansion

zmak or antijolt

Time compression key enabled

meepmeep

Time compression key disabled

unmeepmeep

Toggles mini-front-view instead of mini-rear-view

front or tlofront

Display strange message

dei

Toggle Auto-grouping

flashyflashy

Toggle leading reticle [Note]

walkthisway

Display Dorcs screen

wediditagain

Note: This code forces enemies to follow the targeting crosshairs towards your mech.