Halo: Combat Evolved - Halo: The Master Chief Collection Guide - IGN

Halo: Combat Evolved will be returning with shiny 1080p, 60FPS visuals. For the first time ever, you will also be able to play Halo 1's multiplayer

Halo 2 - Wikipedia

Truth and Reconciliation - Halo: The Master Chief Collection Guide - IGN

Terminal Locations - Halo: The Master Chief Collection Guide - IGN

Truth and Reconciliation - Halo: The Master Chief Collection Guide - IGN

Halo: The Master Chief Collection, Halo University Wiki

Oracle - Halo: The Master Chief Collection Guide - IGN

Halo: Combat Evolved Anniversary - IGN

Halo: The Master Chief Collection - IGN

Halo: Combat Evolved Campaign Walkthrough - Halo: The Master Chief Collection Guide - IGN

Truth and Reconciliation - Halo: The Master Chief Collection Guide - IGN

The Covenant - Halo: The Master Chief Collection Guide - IGN

The Library - Halo: The Master Chief Collection Guide - IGN

Keyes - Halo: The Master Chief Collection Guide - IGN