Abaddon
 
Abaddon also known in Greek as Apollyon 

 In the New Testament Book of Revelation, an angel calledAbaddon is described as the king of an army of locusts; his name is first transcribed in Greek (Revelation 9:11—"whose name in Hebrew is Abaddon, The Angel of Death." (Ἀβαδδὼν), and then translated ("which in Greek means the Destroyer" (Ἀπολλύων, Apollyon)).