He is confronted with various 'villains' on his quest, such as Conrad 'Nitro' Byrne, Billy Bob 'Backroads' Belcher, Fast Lane Friscatti, Simon 'Slick' Deluca and Rupert Jacoby, all of whom work for the main antagonist of the game, Otto Von Diesel (Dr. Peter's 17 year old son, Maxwell 'Max' Justice (voiced by David Kaufman), insists on his dad's robot 'Gearhead' that he should try to track down whoever stole the cars and attempt to retrieve them all (in the GBA version, however, the robot, 'Gearhead' is the playable character). Peter Justice, is robbed and bombed the most vital items that were stolen being some computer disks on the formula Velocity X (a formula for a racing super fuel that allows cars to travel twice their normal speed) and a prototype Hot Wheels car (that runs on uranium and can turn invisible for short periods of time). The story begins when The Hot Wheels car business, owned by Dr. The game is based on the Hot Wheels toy automobiles.

There are versions for the GameCube, PlayStation 2, PC, and Game Boy Advance. Hot Wheels: Velocity X (also known as Hot Wheels Velocity X: Maximum Justice in the PlayStation 2 version) is a vehicular combat video game released in 2002 by Beyond Games.

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