Cracklister.com

CODES

On the Main Menu screen, hit the following buttons: Up, Up, Down, Down, Y, Down, Up, Y. This will unlock a cheat option on the title screen, so enter it and press X to enter these passwords, exactly as they appear. All codes can be turned on and off apart from level unlock code.
-    DANCINGFEET - Activate disco mode
-    BURNERSREVENGE - Activate terror mode
-    BURNINGBULLET - Bullets set fire to enemies

-    KEEPYOURHEAD - No heads
-    WHATWASTHAT - Turns on squeaky voices
-    FRYINGTIME - Unlock long range stungun

-    MINIFUN - Unlock minigun, replaces the pistol
-    ULTIMATEPOWER - Unlock MK3 assault rifle with unlimited grenades
-    ZEROTOLERANCE - Unlock MK4 pistol
-    ISEEYOU - Unlock Thermal MK2
-    KEYTOTHECITY - Unlocks all levels and emergencies

UNLOCKABLES

MEDALS/TERROR DIFFICULTY

-    Other levels of medals - Complete the game.
-    Terror Difficulty - Complete the game.

ARMOUR/WEAPONS AND UPGRADES

-    Assault Rifle Damage Upgrade -Collect 32 Medals
Extra Assault Rifle Clip - Collect 40 Medals
Extra Pistol Clip - Collect 2 Medals Extra Shotgun Clip - Collect 28 Medals Fourth Extra Assault Rifle Clip -Collect 135 Medals
Fourth Extra Pistol Clip - Collect 105 Medals
Fourth Extra Shotgun Clip - Collect 125 Medals
- Grenade Belt - Collect 24 Medals Infinite Assault Rifle Ammo - Collect 190 Medals
-    Infinite Pistol Ammo - Collect 170 Medals
-    Infinite Shotgun Ammo - Collect 180 Medals
-    Maximum Grenade Belt - Collect 150 Medals
-    Mini-Gun - Collect 204 Medals
-    Pistol Damage Upgrade - Collect 6 Medals
-    Pistol Mk. 2 - Collect 36 Medals
-    Pistol Mk. 3 - Collect 75 Medals
-    Pistol Mk. 4 - Collect 130 Medals
-    Riot Grenades - Collect 14 Medals
-    Second Assault Rifle Damage Upgrade - Collect 100 Medals
-    Second Extra Assault Rifle Clip -Collect 80 Medals

Second Pistol Damage Upgrade -Collect 60 Medals
Second Shotgun Damage Upgrade -Collect 85 Medals
- Second Stun Gun Range Upgrade -Collect 140 Medals
Second Upgrade Grenade Belt - Collect 120 Medals
Shield Mk. 2 - Collect 4 Medals Shotgun Damage Upgrade - Collect 20 Medals
Smoke Grenades - Collect 10 Medals Stun Gun Mk. 2 - Collect 12 Medals Stun Gun Range Upgrade - Collect 70 Medals
T-Zero Assault Armor - Collect 90 Medals
- T-Zero Battle Armor - Collect 45 Medals T-Zero Body Armor - Collect 8 Medals Third Assault Rifle Damage Upgrade
- Collect 160 Medals
Third Extra Assault Rifle Clip - Collect 110 Medals
Third Extra Pistol Clip - Collect 50 Medals
Third Extra Shotgun Clip - Collect 95 Medals
Third Pistol Damage Upgrade - Collect 115 Medals
Third Shotgun Damage Upgrade -Collect 145 Medals
Upgraded Grenade Belt - Collect 55 Medals

EMERGENCY MISSIONS
-    Emergency: Angel Heights - Capture 10 Gang Leaders Alive
-    Emergency: Dockyard - Capture 4 Gang Leaders Alive
-    Emergency: Downtown - Capture 1
Gang Leader Alive
- Emergency: Sewers - Capture 6 Gang Leaders Alive
-    Emergency: South Side Lot - Capture 2 Gang Leaders Alive
-    Emergency: Thompson St. - Capture 8 Gang Leaders Alive
WEAPONS
Assault Rifle Mk. 1 - Complete 2 Emergency Situations
- Assault Rifle Mk. 2 - Complete 4
•    Emergency Situations
- Assault Rifle Mk. 3 - Complete 6 Emergency Situations
-    Shotgun Mk. 1 - Complete 1 Emergency Situation
-    Shotgun Mk. 2 - Complete 3 Emergency
-    Situations
-    Shotgun Mk. 3 - Complete 5 Emergency Situations