Barb and Juniper first appear robbing ATMs while putting on a street performance to distract the crowd. Hiro, Go Go and Bymax try to fight them, but they manage to beat them easily and get away
They prove to be too great for Big Hero 6, resulting in them winning a series of victories. Big Hero 6 and High Voltage battle one last time at the city's bank. Go Go Tomago eventually finds a way to defeat the duo and destroys their power orb, stripping High Voltage of their power, which leads to their eventual defeat and arrest.
Powers and Abilities
- Electricity manipulation: High Voltage can release currents of electricity to use in combat. They can cause machinery to short-circuit and malfunction. This power works well with their dancing skills
- Energy Orb: A mysterious device that is the source High Voltage's power. They channel the electricity through their wristbands. It also powers their car. However, without the orb, High Voltage cannot control electricity.