Two Betrayals (achievement)

Two Betrayals is an achievement in Halo: Combat Evolved Anniversary and Halo: The Master Chief Collection. It is awarded for completing the level Two Betrayals on any difficulty. The achievement is worth 25 Gamerscore in Combat Evolved Anniversary and 10 Gamerscore in The Master Chief Collection.

In the original Halo: CE Anniversary it is represented by the Roman numeral of "VIII" over a darkened version of Anniversary's logo. In The Master Chief Collection it is represented by a screenshot from the top of the pyramid at the entrance to the Control Room.