HOT WHEELS UNLEASHED

The first secret race pad you will unlock is with the motosaurus. You will have to play a level that is called "amazing drivers" with the vehicle. After you do that, you will unlock that achievement.

In this video guide I will show you how to meet the requirements of all the secret race pads.

Secret #1 - 00:03 - 00:55 / Unsolved Mystery
Secret #2 - 00:57 - 01:22 / Hidden From View
Secret #3 - 01:24 - 02:02 / Hidden To Most
Secret #4 - 01:24 - 02:02 / Covert
Secret #5 - 02:04 - 02:53 / Can You Keep A Secret?
Secret #6 - 02:55 - 03:30 / Secret Unveiled
Secret #7 - 03:32 - 04:32 / Top Secret
Secret #8 - 04:34 - 05:08 / Surprise!
Secret #9 - 05:10 - 05:59 / Tell No One

Secret #1 you will need Motosaurus to win a race on level Amazing Drivers.
Secret #2 will be unlocked after defeating Jurassic Predator boss.
Secret #3 & #4 you will need to beat the level Call Me Flash to unlock Hidden To Most, you might also need to beat the level King of the Neighborhood to unlock Covert.
Secret #5 will be unlocked after defeating Ghost Seekers boss.
Secret #6 you will need Bone Shaker to win a race on level Reckless Driving.
Secret #7 you will need Buns of Steel to win a race on level The Best.
Secret #8 you will need to win a race with any car on level Top Secret.
Secret #9 you will need Hot Wheels High to win a race on level The Journey Begins.