- Gyro-Vipers are Cobra characters from the A Real American Hero series. They are helicoptor pilots who fly the Mamba gunship.
A Real American Hero comics continuity - Marvel Comics
- Working name: Rotor-Viper.
- Early prototype photos show the Gyro-Viper action figure wearing a helmet with a visor that more closely resembles his filecard artwork.
- in 1990 Gyro-Viper's body, along with a new head sculpt, was used to make the Sky Patrol character Skydive.