Josephina "Jo" Goodwin competes for the United States as a member of the NA Astro Rangers in the Mini 4WD World Grand Prix. She has an athletic build and typically wears her hair in a ponytail. Jo combines inherent kindness with a fiery temper, especially when encountering underestimation or prejudice about her gender; this fuels her fiercely competitive drive during races.

She maintains a significant rivalry with Rosso Strada, showcasing her combative spirit and determination to prove her capabilities. Despite this intensity, Jo exhibits deep loyalty and concern for her teammates, strengthening the team's cohesion under Brett Astaire's leadership.

Her racing expertise focuses on speed-oriented mechanics and precision driving. She pilots a customized high-velocity Buck Blader variant, perfectly matching her aggressive racing style and technical skill across diverse tracks.