Troides helena common in many of the localities in which it occurs, was classified as vulnerable in 1985. Helen in Greek mythology Helen was the daughter of Zeus. Cerberus or Kerberos, in Greek and Roman mythology, is a multi-headed hound which guards the gates of the Underworld. This species is protected under Wild Animals Protection Ordinance Cap 170 in Hong Kong. The common birdwing is protected in Indonesia and may also require protection in peninsular Malaya also. It is listed in Appendix II of Convention on the International Trade in Endangered Species of Wild Flora and Fauna (CITES) as are all other
Scourge of the Underworld meeting of his various terrorist groups, a man identified as the Scourge is executed via the Red Dust of Death after lying about several failed attempts on lives of super-villains Red Skull had marked for death. The exchange between the Skull and the Scourge, implies that Red Skull stole the identity of the Scourge for his own agenda when he accuses his henchman of "ruining the good name of the Scourge of the Underworld" with his failures. Mother Night later uses her illusion casting power to create an illusion of the Scourge, to allow additional henchmen of the Red Skull