The Nexosporidium are aliens that serve as antagonists in Path of the Furon and take the place of Majestic and KGB as the fourth alert level enemies. They first appear in Las Paradiso, where they attempt to destroy Crypto and Pox, they are later seen at the Sunnywood stadium. Their technology is later encountered in Shen Long, and their source is located in Belleville. And finally, they are spotted on Gorta, where the final confrontation takes place. There is three type of Nexos, each appearing at different events, and different places.