Mystery Tracks – Archives Vol. 3 is the 12th studio album released by guitarist Steve Vai. It is the third in a series of discs collecting unreleased tracks, demo recordings and other bits. The track Speeding is a playable song in Guitar Hero: Warriors of Rock, although it is a re-recording.
This Is Volume 4 in "The Secret Jewel Box".

• Steve Vai – guitar, tambourine, sampler
• Devin Townsend – vocals
• T.M. Stevens – bass
• Mike Keneally – guitar, keyboards
• Marc Ziegenhagen – keyboards
• Robin DiMaggio – drums, drum programming
• Deen Castronovo – drums
• Morgan Ågren – drums
• Jonathan Haas – percussion