Hot Wheels: Velocity X Cheats

To unlock HW prototype you must complete all the missions in adventure
mode.

Intentionally hit at least 60 Barrels while completing Challenge 12 to unlock timer speed.

Unlock All Items:
Hit 30 Barrels during Challenge 7 to unlock all items.
Unlock All Worlds:
Find the Hidden Key in Challenge 18 to unlock all worlds.
Unlimited Ammo:
Hit 50 Barrels during Challenge 18 to get Unlimited Ammo.
Unlimited Health:
Hit 179 Barrels during Challenge 17 to get Unlimited Health.
Unlimited Turbo:
Get 8 Zappers during Challenge 4 to get Unlimited Turbo.
Unlock All Cars:
Hit 11 Bonus Stunt Items while completing Challenge 8 to unlock all cars.
Upgrade your Laser:
Finish Challenge 18 on Very Hard Difficulty to upgrade the Laser.

Successfully complete Challenge 18 on the very hard difficulty setting to unlock upgraded laser.

Get 50 barrels in challenge #18.

Finish Challenge 12 and hit 60 barrels