Hot Wheels: Velocity X
Unlock all cars and tracks:
Hold R1 + L1 and press Circle, Square(2), Triangle, X at the
main menu. The sound of an engine revving will confirm
correct code entry.
Collect 11 Bonus Stunt items while completing Challenge 8.
Find the Hidden Key while completing Challenge 18. The yellow
key is in the Mines, across a trestle at the end of a tunnel.
Intentionally hit 25 Barrels while completing Challenge 7.
Note: You must get an "A+" rank when doing the following.
Complete all challenges, then unlock the "Timer Speed" cheat.
Set it to 10% speed. Change the difficulty level to very hard
then complete Challenge 18. Get the "A+" rank to unlock the
"Laser Upgrade" cheat.
Intentionally hit 50 Barrels while completing Challenge 18.
Intentionally hit 179 Barrels while completing Challenge 17.
Collect 8 Zappers while completing Challenge 4.
Intentionally hit 13 Detour Signs while completing Challenge 15.
Gadgets for completing challenges:
Challenge 1: Laser Cannon
Challenge 3: Sonic Boom
Challenge 4: Atom Blaster
Challenge 7: Freon Bomb
Challenge 9: Energy Shield
Challenge 10: Jet Booster
Challenge 13: Super Zapper
Challenge 15: Magnet Mine
Challenge 16: Doom Disks
Successfully complete Challenge 2.
Successfully complete Challenge 11.
Sewer Pipe Arena:
Successfully complete Challenge 5.
Successfully complete Challenge 8.
Successfully complete Challenge 14.
Successfully complete Challenge 17.
Successfully complete Challenge 6.
Surf Crate vehicle:
Successfully complete Challenge 12.
Krazy 8s vehicle:
Successfully complete Challenge 18.
HW Prototype vehicle:
Successfully complete all missions in adventure mode.