Halo 5: Guardians E3 Hololens Experience
From Halopedia, the Halo wiki
On the UNSC Infinity, Spartan Commander Sarah Palmer goes though Warzone, explaining its use in training simulations to Gabriel Thorne, Anthony Madsen, Tedra Grant, Naiya Ray, Joel Thomas, and Jared Miller. She also goes though the simulation Escape from ARC, the simulation the Spartans are about to go though. Saying what enemies they will face and so on.
A UNSC logo is spinning on the Hologram panel, then a incoming transmission happens, and then Sarah Palmer appears
Escape from ARC appears
Multiplayer Red team symbol appears at some-point
Elder Hunter Appears
Palmer appears again
Palmer at the end
USB memory stick contents
All of Season 1 of Hunt the Truth, the All Hail trailer, The Cost trailer, the Bullet trailer, Warzone Intro and Baseintro using the Hololens videos, a Warzone Infinity pic of Hololens and a Warzone Palmer pic of Hololens.