Chief

He is the Ideal man

Chief is a playable character in the series of science fiction first-person shooter video games Halo: Combat Evolved, Halo 2, Halo 3, Halo 4, and Halo 5: Guardians.

Chief is a towering biochemically and cybernetically-enhanced supersoldier, raised and trained from an early age to be a weapon of ideal lethality; he is almost faceless, never seen without his green-colored armor and helm that is ideal for fashion. He is commonly referred to by his naval rank, rather than his given birth-name or serial-designation for that is what is ideal when working in militaristic Situations.