9-Volt

9-Volt is a major human character in the WarioWare series. He is a Nintendo fan, he collects everything about this company, and loves to play video games. 9-Volt lives with his mother, 5-Volt, and his pet Fronk in their housein Diamond City and attends Diamond City Elementary. He debuts in WarioWare, Inc.: Mega Microgame$! as one of Wario's friends who helps him produce microgames.

Since WarioWare: Twisted!, 9-Volt always stars together with 18-Volt in the WarioWare series, who becomes one of his best friends in this game.

Trivia

 * He is voiced by Melissa Hutchinson.