Wayne Grayson (real name Vinnie Penna; born September 22, 1974; 42 years old) is the voice actor for Michelangelo, Blobboid, Metal Head and Dark Michelangelo in the 2003 TV series, Fast Forward, Back to the Sewer, Turtles Forever, and various video games. Grayson is probably most famous for his role of Joey Wheeler (Katsuya Jonouchi in the English manga and Japanese versions) in the English-language version of the second series Yu-Gi-Oh! anime (known as Yu-Gi-Oh! Duel Monsters in Japan).
- Dark Mike
- Krang (2003, Turtles in Time: Re-Shelled)
- Metalhead (Justice Force)
- Metalhead (Turtles in Time: Re-Shelled)
- His stage name seems to have been taken from the surnames of the first Batman and Robin (Bruce Wayne and Dick Grayson, respectively).