O'Brien (Spartan)

O'Brien is a Spartan-IV supersoldier. They attended the Avery J. Johnson Academy of Military Science.

Spartan-IV training
O'Brien entered the SPARTAN-IV program as a recruit, where they were put through training at the Avery J. Johnson Academy of Military Science. O'Brien was later seen standing alone while Spartans Ionescu, Denning and Page were socializing nearby. O'Brien took part in a live-fire exercise in which they competed alongside Spartans Leung, Eusebio, and Denning. They faced off against Spartan Commander Laurette Agryna, Spartans Ionescu and Page, and one other spartan recruit.

Armor
Spartan O'Brien wore the Mjolnir GEN3 Mark VII armor with an Enigma helmet.

List of appearances

 * Halo Infinite