Master Chief (Halo)
MCPON John-117, or "Master Chief", is a fictional character and the protagonist of the "Halo" fictional universe created by Bungie. Master Chief is a playable character in the series of science fiction first-person shooter video games "", "Halo 2", "Halo 3", "Halo 4", and "". Outside video games, the character appears in books and graphic novels—"", "", "", and ""—and has cameos in other "Halo" media, including "", "", "The Halo Graphic Novel", "Halo Legends" and "".
Arbiter (Halo)
The appearance of the Arbiter in "Halo 2" and the change in perspective from the main human protagonist Master Chief to a former enemy was a plot twist "Halo" developer Bungie kept highly secret. The character's name was changed from "Dervish" after concerns that the name reinforced a perceived United States-versus-Islam allegory in the game's plot. Actor Keith David lends his voice to the character in "Halo 2", "3" and "5", while David Sobolov voices the Arbiter of "Halo Wars".