Master Chief Petty Officer John-117 is a fictional character and protagonist of the Halo fictional universe, created by Bungie. Master Chief is a player character in the series of science fiction first-person shooter video games: Halo: Combat Evolved, Halo 2, Halo 3, and Halo 4. Outside of video games, the character appears in novels - Halo: The Fall of Reach, Halo: The Flood, Halo: First Strike and Halo: Uprising - and has cameos in other Halo media, including Halo: Reach, Halo: Ghosts of Onyx, The Halo Graphic Novel, Halo Legends and Halo 4: Forward unto Dawn. He is voiced by Chicago disc jockey Steve Downes in the video games in which he appears.

Master Chief is one of the most visible symbols of the Halo series. With master chief armor , he won many fans. Originally designed by Bungie artists including Marcus Lehto, Rob McLees and Shi Kai Wang, the character is a towering and faceless cybernetically-enhanced supersoldier; he is never seen without his green-colored armor and helmet. Downes based his personification of the Chief on an initial character sketch which called for a Clint Eastwood-type character of few words.

The Master Chief is a video game icon; master chief costume is his special popular, a relative newcomer among more established franchise characters, such as Mario, Sonic the Hedgehog and Lara Croft. The character has received a mixed reception. Some have described the Chief's silent and faceless nature as a weakness of the character, while other publications suggested these attributes better allows players to assume his role.

On Earth, the Master Chief helps to repel hostile forces Pact Mombasa, Kenya and Voi. With the referee (a Covenant Elite who sided with humanity) and other partners, the head leads the assault on a Forerunner artifact that the Prophet of Truth Pact tries to activate. After helping to control the infestation, the Master Chief, who often wear master chief armor , follows Truth to the Ark. Vast world built on light 262,144 years from the center of the galaxy, the Milky Way and beyond the scope of any trace there, all the Halos can be remotely activated, Malthus kill all living beings could be infested by the flood. It was discovered that a new Halo is built to replace the Master Chief destroyed in Halo: Combat Evolved. The Flood is the Chief Ark, bringing High Charity through rate glides portal to escape the scope of Halo original six. Allied elites and humans decide to activate the new Halo to kill the Flood outside the galaxy, and Malthus preserve life there. 343 Guilty Spark opposes the premature activation of the incomplete installation and try to stop it. Master Chief destroys him, activates the ring, and escapes with Cortana and the Arbiter on the UNSC frigate Forward unto Dawn. During the flight, the door slides Aube pace in two short collapse, stranding Cortana and Master Chief in deep space. While the referee returns to the ground, Cortana activates a distress beacon, knowing that the rescue could take years, the Master Chief enters the cryogenic sleep, says Cortana: "Wake me when you need me." If the player completes the last legendary difficulty level, a cut scene shows half of the ship floating near an unknown planet.

Halo 4

Halo 4: Main article and master chief costume

The Master Chief was not in the wars of real-time strategy Halo game - although fellow Spartans are player controllable - or in Halo 3: ODST has a cameo appearance in Halo: Reach. Commenting on the future of the franchise in 2009, O'Connor told U.S. Today, "I doubt we've seen the last of Master Chief", noting that his fate at the end of Halo 3 is a mystery which "would irritant" but more of a cliffhanger.

The official Xbox website for Halo 4 simply mentions the Chief battling an "ancient evil", which many have assumed means the Precursors, Forerunners or Flood. However, 343 have stated that the Chief will be facing a "dark new threat" - something that we haven't seen before.

To return to speculative rumour, it's been suggested that in Halo 4 you'll be fighting alongside UNSC forces on this unknown Forerunner planetoid, except they'll be in shambles; disorganized, in disarray, and split into factions that appear to be engaged in civil war. According to this source a video has also been seen in which Master Chief who often wears master chief armor is standing in front of a cave from which a strange grunting and gurgling is emanating…

All sequels feature different gameplay to some degree, but if the rumours we've heard regarding Halo 4 are true then this game could be very different than all that have come before. Apparently Halo 4 will feature story telling and player choice at the core of the experience, with players offered a narrative experience far beyond anything witnessed before in an FPS. The battlefields will be larger too, with conflicts seamlessly spanning land, sea and space.

Internet rumour also suggests that customization will play a big part in Halo 4, or wears master chief costume . A new system called 'Arsenal Improvisation Mechanics' will allow for menu-free creative customization of both weapons and vehicles in order to tailor them to your play style. Apparently a heavily modified Warthog has been seen with its wheels replaced by anti-gravity devices.