Super Gold
Dex's friend Donais from Edonoi was sent by King Lexian to give Dex the powers of Super Gold. The powers were stored in a powerful crystal, but Donais was kidnapped by Count Dregon. Dregon used the crystal to transform Donais into Robo Rider, which forced Dex to battle against his best friend whilst trying to make Donais realize what he is doing. Donais realize that he was under Dregon's control and handed over the crystal with the Super Gold powers to Dex, Dex then used them to fight evil.