Mach-5 (Stacie Aday) is a fictional teenage human character, being a main character in the Collin Sky Racing series.
Powers and abilities
- Superhuman speed
- Both Oscar and Tadaki conceived her as a female amalgam of both Speed Racer and Racer X from Speed Racer as she was designed to become a perfect match and a friendly rival to Collin, since most of his rivals are also his enemies.
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