Achievements (Halo: Combat Evolved Anniversary)

The achievements, as shown on Halo: Waypoint.

There are a total of 44 achievements in Halo: Combat Evolved Anniversary, which are worth a total of 1,000 Gamerscore.

List

Icon	Name	Description	Gamerscore
Campaign
	Pillar of Autumn	Finish the first mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	Halo	Finish the second mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	Truth and Reconciliation	Finish the third mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	The Silent Cartographer	Finish the fourth mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	Assault on the Control Room (achievement)|Assault on the Control Room	Finish the fifth mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	343 Guilty Spark	Finish the sixth mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	The Library	Finish the seventh mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	Two Betrayals	Finish the eighth mission of the Campaign on any difficulty.	25 File:Gamerscore.gif
	Keyes	Finish the ninth mission of the Campaign on any difficulty..	25 File:Gamerscore.gif
	The Maw	Finish the final mission of the Campaign on any difficulty..	25 File:Gamerscore.gif
	Birth of a Spartan	Finish the Campaign on Normal.	10 File:Gamerscore.gif
	Believe in a Hero	Finish the Campaign on Heroic (unlocks achievement for Normal, if not earned).	20 File:Gamerscore.gif
	Living Legend	Finish the Campaign on Legendary (unlocks achievement for Normal and Heroic, if not earned).	50 File:Gamerscore.gif
	Standard Operating Brocedure	Complete any level on Normal difficulty cooperatively.	10 File:Gamerscore.gif
	Brovershield	Complete any level on Heroic difficulty cooperatively.	20 File:Gamerscore.gif
	Bro Hammer	Complete any level on Legendary difficulty cooperatively.	50 File:Gamerscore.gif
	He's Unstoppable!	Complete any level on Heroic difficulty or higher without taking health damage.	20 File:Gamerscore.gif
Level-specific
	Overshields are for Sissies	Complete the level "Pillar of Autumn" on Legendary without picking up an Overshield.	10 File:Gamerscore.gif
	Walk it Off	Complete the level "Pillar of Autumn" on Legendary without picking up a health kit.	25 File:Gamerscore.gif
	No-Fly Zone	Destroy three Banshees in the level Halo on any difficulty.	10 File:Gamerscore.gif
	How Pedestrian	Complete the level "Halo" on any difficulty without entering a vehicle.	25 File:Gamerscore.gif
File:HR Achievement All According to Plan.png	All According to Plan...	Kill all the enemies in the first encounter of the level "Truth and Reconciliation" without being detected.	10 File:Gamerscore.gif
	Close Quarters Combat	Complete the level "Truth and Reconciliation" with at least four rounds left in your Sniper Rifle.	25 File:Gamerscore.gif
	Beachhead	Storm the Beach on the level "The Silent Cartographer" without losing any marines on Heroic difficulty or above.	10 File:Gamerscore.gif
	Grenadier	After activating the map in the level "The Silent Cartographer" complete the rest of your mission without firing a shot on Heroic difficulty or above.	25 File:Gamerscore.gif
	Wraith Hunter	Destroy four Wraith tanks in "Assault on the Control Room" with the Scorpion tank, in a single play.	10 File:Gamerscore.gif
	I'll Be Taking That!	Pilot a Banshee on the level "Assault on the Control Room".	25 File:Gamerscore.gif
	This One's for Jenkins!	Kill 50 Flood Combat Forms on the level "343 Guilty Spark" on Heroic difficulty or higher.	10 File:Gamerscore.gif
	Breaking Quarantine	Escape the Forerunner facility on the level "343 Guilty Spark" in 21 minutes.	25 File:Gamerscore.gif
	That Just Happened	Complete the level "The Library" on Heroic difficulty or higher without dying.	10 File:Gamerscore.gif
	Speed Reader	Complete the level "The Library" on Legendary difficulty in 30 minutes or less.	25 File:Gamerscore.gif
	Look Out for the Little Guys	Complete the level "Two Betrayals" on Heroic difficulty or higher without killing any Grunts.	10 File:Gamerscore.gif
	Leave It Where It Lay	Complete the level "Two Betrayals" on Legendary difficulty without picking up a new weapon.	25 File:Gamerscore.gif
	Tying Up Loose Ends	Kill every Elite on the level "Keyes" on Heroic difficulty or above.	10 File:Gamerscore.gif
	Popcorn.gif	Kill 100 Flood Infection Forms on the level "Keyes" on Heroic difficulty or above.	25 File:Gamerscore.gif
	This Side Up	Complete the Warthog ride on the level "The Maw" without being forcibly ejected from your vehicle.	10 File:Gamerscore.gif
	Never Tell Me the Odds	Complete the Warthog ride on the level "The Maw" on Legendary difficulty with at least a minute remaining on the countdown.	25 File:Gamerscore.gif
Terminals
	What have we here?	Read a terminal.	10 File:Gamerscore.gif
	Heavy Reading	Read half the terminals hidden throughout the campaign.	25 File:Gamerscore.gif
	Dear Diary...	Read all of the terminals hidden throughout the campaign.	50 File:Gamerscore.gif
Skulls
	Looks like the Oddball	Find your first campaign skull.	10 File:Gamerscore.gif
	Skulls Taken!	Locate half of the skulls hidden throughout the campaign.	25 File:Gamerscore.gif
	Headhunter	Locate all the skulls hidden throughout the campaign.	50 File:Gamerscore.gif
	Tsantsa	Complete any level with three skulls active at Heroic difficulty or higher.	50 File:Gamerscore.gif

Trivia

Halo: Combat Evolved Anniversary is the only game to date in which all of its achievements can be unlocked offline. All other games require online play and the purchase of an Xbox LIVE gold membership to unlock some of their achievements.