* Keyes: In this mission, you need to find Captain Keyes. What has happened to him?
* Two Betrayals: This is when you find out how Halo?s weapon works. How does it work?
* Between what years did the Earthly conflicts take place?
* What year was "Faster than light" technology invented?
* What year was the first wave sent to other planets?
* By 2390, there were how many human-occupied worlds?
* Contact with a outer colony was first lost on...
* The CMA sent out which ship to investigate this?
* What was the name of the leader ship of the group that was sent to Harvest after the Argo did not reply?
* Who led the first and main assaults on the covenant?
* Which of the following enemies spreads like a parasite and uses fallen marine and Elite soldiers to fight?
* What small enemy often travels in packs?
* What enemies carry the infamous Fuel Rod Cannon and a monsterous metal shields?
* What enemy comes in Blue, Red, Gold, and Black/Purple battle armor?
* Which enemies never have shields?
* What enemy or enemies are your ally on the level "The Library"?
* Which Covenant races wear the Black/Purple armor of Shock Troops.
* Who is the black officer who supposedly dies at the end of 'Maw' on legendary? Yes, the one who hugs the Elite.
* Which Covenant group is the only one we here speak English via Cortana's translator?
* Multiplayer: which is the biggest level areawise?