Darkwings is the combined vehicle form of Hydra and Buster. Its maximum speed can reach Mach 30. This formation can perform the "Chōkon Wing Thunder Hurricane" attack by using Chōkon Power to stir up a mad energy-charged death-wind. After Hydra and Buster's rebirth as robotic beings, their combined form is able to perform "Mach X Flight". Darkwings was accidentally discovered by the duo during a brawl.