:: video games cheat and cheat codes ::                                            

Gamecube - Hot Wheels Velocity X cheats

Unlock HW Prototype 12:
Finish all the missions in adventure mode.

Unlock Upgraded laser: 
Finish Challenge 18 in very hard mode

Unlimited ammunition: 
Hit minimum 50 Barrels while completing Challenge 18. 

Unlimited health:                                        
Hit minimum 179 Barrels while completing Challenge 17. 

Unlimited turbo: 
Get 8 Zappers while completing Challenge 4. 

Timer speed: 
Hit minimum 60 Barrels while completing Challenge 12. 

All cars: 
Hit 11 Bonus Stunt items while completing Challenge 8. 

All worlds: 
Collect the Hidden Key while completing Challenge 18. 

All gadgets:
Hit minimum 30 Barrels while completing Challenge 7. 

Unlock extra stages:
Burnout Glacier stage - Finish adventure 9 
Crankshaft Bay stage -  Finish adventure 6 
Turbine Sands stage - Finish adventure 3 
Underworld stage - Finish adventure 12