Campaign[edit]
Complete the campaign mission Dawn on Legendary difficulty
Requiem[edit]
Complete the campaign mission Requiem on Legendary difficulty
Forerunner[edit]
Complete the campaign mission Forerunner on Legendary difficulty
Infinity[edit]
Complete the campaign mission Infinity on Legendary difficulty
Reclaimer[edit]
Complete the campaign mission Reclaimer on Legendary difficulty
Shutdown[edit]
Complete the campaign mission Shutdown on Legendary difficulty
Composer[edit]
Complete the campaign mission Composer on Legendary difficulty
Midnight[edit]
Complete the campaign mission Midnight on Legendary difficulty
Complete all of the following commendations: Dawn, Requiem, Forerunner, Infinity, Reclaimer, Shutdown, Composer, Midnight. Completing this commendation will unlock the Mark VI armor set, the "Legendary" visor, and the "117" emblem
|
War Games[edit]
Spartan Slayer[edit]
Take out enemy Spartans. Completing this commendation will unlock the CIO armor set, and the "Extracted" emblem
Tier
|
Required #
|
Rewarded XP
|
Novice
|
25
|
250
|
Qualified
|
50
|
500
|
Proficient
|
150
|
750
|
Adept
|
300
|
1000
|
Expert
|
600
|
2500
|
Distinguished
|
1200
|
5000
|
Master
|
2400
|
10000
|
Bullet in the Brain[edit]
Take out enemy Spartans with headshots. Completing this commendation will unlock the Defender "Control" (CTRL) armor set
Tier
|
Required #
|
Rewarded XP
|
Novice
|
15
|
250
|
Qualified
|
50
|
500
|
Proficient
|
100
|
750
|
Adept
|
200
|
1000
|
Expert
|
400
|
2500
|
Distinguished
|
800
|
5000
|
Master
|
1600
|
10000
|
First Strike[edit]
Get the first kill in a match. Completing this commendation will unlock the "Assault" stance
Tier
|
Required #
|
Rewarded XP
|
Novice
|
5
|
250
|
Proficient
|
10
|
500
|
Adept
|
25
|
750
|
Expert
|
50
|
1000
|
Master
|
50
|
2000
|
Multikill[edit]
Earn any of these 8 medals: Double Kill, Triple Kill, Overkill, Killtacular, Killtrocity, Killamanjaro, Killtastrophe, Killpocalypse. Completing this commendation will unlock the Infiltrator "Trace" (TRAC) armor set
Tier
|
Required #
|
Rewarded XP
|
Novice
|
5
|
250
|
Qualified
|
10
|
500
|
Proficient
|
25
|
750
|
Adept
|
50
|
1000
|
Expert
|
100
|
2500
|
Distinguished
|
250
|
5000
|
Master
|
500
|
10000
|
Assassin[edit]
Assassinate enemy Spartans. Compleing this commendation will unlock the Venator armor set
Tier
|
Required #
|
Rewarded XP
|
Novice
|
5
|
250
|
Proficient
|
10
|
750
|
Adept
|
25
|
1000
|
Expert
|
50
|
2500
|
Master
|
50
|
10000
|
Spartan Spree[edit]
Earn any of these 7 medals: Killing Spree, Killing Frenzy, Running Riot, Rampage, Untouchable, Invincible, Inconceivable. Completing this commendation will unlock the Soldier "Zenith" (ZNTH) armor set
Tier
|
Required #
|
Rewarded XP
|
Novice
|
5
|
250
|
Qualified
|
10
|
500
|
Proficient
|
25
|
750
|
Adept
|
50
|
1000
|
Expert
|
100
|
2500
|
Distinguished
|
200
|
5000
|
Master
|
400
|
10000
|
Assistant[edit]
Earn any of these 4 medals: Assist, Vehicle Destroy Assist, Distraction, EMP Assist. Completing this commendation will unlock the "Sunspot" visor
Tier
|
Required #
|
Rewarded XP
|
Novice
|
25
|
250
|
Proficient
|
50
|
500
|
Adept
|
250
|
750
|
Expert
|
500
|
1000
|
Master
|
1000
|
2500
|
Protector[edit]
Earn any of these 3 medals: Protector, Guardian Angel, Savior. Completing this commendation will unlock the Ranger "Strike" (STRK) armor set
Tier
|
Required #
|
Rewarded XP
|
Novice
|
10
|
250
|
Proficient
|
25
|
500
|
Adept
|
50
|
750
|
Expert
|
100
|
1000
|
Master
|
250
|
2000
|
Close Quarters[edit]
Earn any of these 3 medals: Melee, Beat Down, Bulltrue. Completing this commendation will unlock the Twin-plated "Aeon" (AEON) forearms
Tier
|
Required #
|
Rewarded XP
|
Novice
|
25
|
250
|
Proficient
|
50
|
500
|
Adept
|
250
|
750
|
Expert
|
500
|
1000
|
Master
|
1000
|
2500
|
Combat Opportunity[edit]
Earn any of these 5 medals: Killjoy, Headcase, From the Grave, Reload This, Showstopper. Completing this commendation will unlock the Ranger armor set
Tier
|
Required #
|
Rewarded XP
|
Novice
|
10
|
250
|
Proficient
|
25
|
500
|
Adept
|
50
|
750
|
Expert
|
250
|
1000
|
Master
|
500
|
2500
|
Payback[edit]
Kill the enemy Spartan that just killed you. Completing this commendation will unlock the Contoured "Shard" (SHRD) legs
Tier
|
Required #
|
Rewarded XP
|
Novice
|
25
|
250
|
Proficient
|
50
|
500
|
Adept
|
250
|
750
|
Expert
|
500
|
1000
|
Master
|
500
|
2000
|
Avenger[edit]
Kill an enemy Spartan that just killed a teammate. Completing this commendation will unlock the "Blindside" visor
Tier
|
Required #
|
Rewarded XP
|
Novice
|
15
|
250
|
Proficient
|
30
|
500
|
Adept
|
90
|
750
|
Expert
|
180
|
1000
|
Master
|
360
|
2000
|
From the Brink[edit]
Kill an enemy Spartan while close to death. Completing this commendation will unlock the "Cyan" visor
Tier
|
Required #
|
Rewarded XP
|
Novice
|
15
|
250
|
Proficient
|
30
|
500
|
Adept
|
60
|
750
|
Expert
|
90
|
1000
|
Master
|
180
|
2000
|
Hail of Death[edit]
Call in personal ordnance. Completing this commendation will unlock the EVA "Breach" (BRCH) armor set, and the "Ordnance" emblem
Tier
|
Required #
|
Rewarded XP
|
Novice
|
5
|
250
|
Proficient
|
10
|
500
|
Adept
|
20
|
750
|
Expert
|
40
|
1000
|
Master
|
60
|
2000
|
Perfection[edit]
Complete a match without dying and get at least 15 kills. Completing this commendation will unlock the Contoured "Shard" (SHRD) forearms
Tier
|
Required #
|
Rewarded XP
|
Novice
|
1
|
1000
|
Proficient
|
2
|
2000
|
Adept
|
3
|
3000
|
Expert
|
4
|
4000
|
Master
|
5
|
5000
|
Exterminator[edit]
Killed every enemy Spartan that finished the match. Completing this commendation will unlock the Recruit "Tiger" (TIGR) legs
Tier
|
Required #
|
Rewarded XP
|
Novice
|
3
|
250
|
Proficient
|
5
|
500
|
Adept
|
7
|
750
|
Expert
|
9
|
1000
|
Master
|
18
|
2000
|
|