All vehicles
 
 Enter "GANGS_UNLOCKED" as a password. Note: This does not unlock the
 UFO. 
 
 "Y" the Alien
 
 Enter "GIMME_DA_ALIEN" as a password.
 
 Super Dreamland 64 level
 
 Enter "DDDDDDDDDDDDDD" as a password. Alternatively, successfully
 complete all of "Y" the Alien's missions in "Quest" mode to unlock
 the Nintendo 64 exclusive bonus level. -From: xuliming@bellsouth.net
 
 All vehicles and levels
 
 Enter "JTBT7CFD1LRMGW" as a password. -From: kingcodebra@yahoo.com
 
 Level select
 
 Enter "LEVEL_SHORTCUT" as a password.
 
 Invincibility
 
 Enter "LIVING_FOREVER" as a password.
 
 Missile power-up
 
 Enter "MISSILE_ATTACK" as a password.
 
 Quick firing weapons
 
 Enter "FIRE_NO_LIMITS" as a password.
 
 Ultra-high resolution mode
 
 Enter "MAX_RESOLUTION" as a password.
 
 Same vehicle in multi-player mode
 
 Enter "MIX_MATCH_CARS" as a password.
 
 Low gravity
 
 Enter "A_MOON_GETAWAY" as a password.
 
 No enemies
 
 Enter "POPULATION_OUT" as a password.
 
 Slow motion mode
 
 Enter "GO_REALLY_SLOW" as a password.
 
 Expert mode
 
 Enter "I_AM_TOUGH_GUY" as a password.
 
 View ending sequences
 
 Enter "LONG_SLIDESHOW" as a password.
 
 Play as Dave
 
 Successfully complete "Quest" mode with Chassey Blue and Slick Clyde.
 
 Play as Convoy
 
 Successfully complete "Quest" mode with Sheila and John Torque.
 
 Play as Molo
 
 Successfully complete "Quest" mode with Loki and Houston 3.
 
 Play as Sid Burn
 
 Successfully complete "Quest" mode with Boogie and Beezwax.
 
 Play as "Y" the Alien
 
 Successfully complete "Quest" mode with all characters.
 
 Special weapons
 
 Enter the following actions while playing a game to active the
 special attack of the indicated weapon. Note: The required weapon
 must be in the inventory, but does not need to be currently active.
 
 Interceptor Missiles (Halo Decoy), uses 2 missiles
 
 Press Up(2), Down then shoot the machine gun to cause your opponent's
 homing missiles or special attacks to follow your missiles instead of
 your vehicle. 
 
 Interceptor Missiles (Turbo), uses 2 missiles
 
 Press Up(3) then shoot the machine gun to speed up for a few seconds.
 
 Bull's Eye Rockets (Stampede), uses 1-5 rockets
 
 Press Up, Down, Up then shoot the machine gun to rapidly fire multiple
 non-homing rockets.
 
 Bull's Eye Rockets (Boost Rocket), uses 2 rockets
 
 Press Up, Down, Up, then shoot the machine gun. If an opponent is
 hit, he or she is taken for a sky ride.
 
 Sky Hammer Mortar (Turtle Turnover), uses 2 shells
 
 Press Down(3) then shoot the machine gun to flip your opponents'
 vehicles. 
 
 Sky Hammer Mortar (Crater Maker), uses 5 shells
 
 Press Down(2), Up, then shoot the machine gun to drop a mega bomb
 that will leave a crater.
 
 Bruiser Cannon (Cow Puncher), uses 2 shells
 
 Press Down, Up, Down then shoot the machine gun to punch opponent
 vehicles back. 
 
 Bruiser Cannon (Scatter Blast), uses six shells
 
 Press Down, Up(2), then shoot the machine gun to shoot six cannon
 shells simultaneously.
 
 Roadkill Mines (Cactus Patch), uses 1-6 mines
 
 Press Left, Right, Up then shoot the machine gun to rapidly deploy a
 group of mines.
 
 Roadkill Mines (Magnetic Mine), uses two mines
 
 Press Left, Right, Down, then shoot the machine gun to drop a mine
 that will attract nearby cars.
 
  Game Shark Codez:
 
   
  Activate Cheat Modifier                                   
  81181572 ????
   
  Unlock Vehicle/Missions Finished                          
   
  Chassey Blue                                              
  80191298 001F
   
  Slick Clyde                                               
  80191299 001F
   
  Sheila                                                    
  8019129A 001F
   
  John Torque                                               
  8019129B 001F
   
  Dave                                                      
  8019129C 001F
   
  Convoy                                                    
  8019129D 001F
   
  Loki                                                      
  8019129E 001F
   
  Houston 3                                                 
  8019129F 001F
   
  Boogie                                                    
  801912A0 001F
   
  Beezway                                                   
  801912A1 001F
   
  Molo                                                      
  801912A2 001F
   
  Sid Burn                                                  
  801912A3 001F
   
  "Y" the Alien                                             
  801912A4 003F
   
  Quantity Digits to Accompany Activate Cheat Modifier Code 
   
  0001 - Big Tires                                          
  0002 - Low Gravity                                        
  0004 - No Enemies                                         
  0008 - Invincibility                                      
  0010 - ?                                                  
  0020 - Can Choose Same Cars                               
  0040 - ?                                                  
  0080 - ?                                                  
  0100 - ?                                                  
  0200 - ?                                                  
  0400 - Missile Power-Up                                   
  0800 - Rapid Fire                                         
  1000 - Expert mode                                        
  2000 - Slow Motion Mode                                   
  4000 - Ultra-High Resolution Mode                         
  8000 - ?