Wake up, John is an achievement in Halo 4 and Halo: The Master Chief Collection. It is obtained by completing the campaign on Normal difficulty or harder.
- The name of this achievement is also the tagline of Halo 4.
- Unlocking this achievement also rewards the player with the Platinum Mark VI Helmet avatar award.
- ↑ Halo Waypoint - The Halo Bulletin: 08.22.12