Helios is the Bakugan guardian of Spectra. It was a Bakugan of Dragonoid species, Pyrus attribute but changed his attribute to Darkus . It is unknown how. His BakuNano is Bombaplode and hisMechtogan is Slynix. His Battle Suit is Doomtronic. Aside from that he is one of the few Bakugan that have the ability to mutate, with his partners being Titanium Dragonoid and Taylean.