User blog comment:Mckrongs/Jinouga Subspecies Discussion/@comment-210.49.90.162-20111104113150/@comment-3150696-20111108131259

My guess is...Dragon-element corrupted Thunderbugs. Jinouga was able to absorb the energy from nearby Thunderbugs then *WHAM* Eventually it became what is now this guy. Then it mated with other Jinougas and the spread of the Dragon Jins started. Just a guess though.