ONI Alpha Site Achievement in Halo: The Master Chief Collection

  • ONI Alpha Site

     

    10

    H3: ODST: Complete ONI Alpha Site.

      

  • How to unlock ONI Alpha Site

    Story-related, cannot be missed.

First unlocked by

Recently unlocked by

Comments
  • sin 1

    Wednesday, June 08, 2016 @ 10:10 AM

    I'm an easy going, team player that gets along with almost everyone. Feel free to add me for co-op game-play and help with achievements. GT: sin 1

Game navigation