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Halo 4

Unlockables

Avatar Awards

UnlockableHow to Unlock
Unlock the "Knight in White Assassination" achievement to earn this award.Knight Helmet
Unlock the "Wake Up, John" achievement to earn this award.Platinum Mark VI Helmet
Unlock the "Not Some Recruit Anymore" achievement to earn this award.UNSC Infinity Hoodie

Contributed By: Guard Master.

Legendary Completion Unlockables

After completing the Campaign on Legendary, Single Player or Co-op, you will unlock a few features to be used in Infinity.

UnlockableHow to Unlock
Beat the Campaign on Legendary"117" Emblem
Beat the Campaign on LegendaryLegendary Visor
Beat the Campaign on LegendaryMark VI Armor

Contributed By: Souperintendent.

Specialization Unlocks

This list is to show the unlocks go in each specialization

UnlockableHow to Unlock
Reach specialization ranks 2-4 to unlock the entire 1st set1st Set of Armor
Reach specialization ranks 7-9 to unlock the entire 2nd set2nd Set of Armor
Reach specialization rank 10Specialization Package Mod
Reach specialization rank 6Specialization Visor
Reach specialization rank 5Weapon with Alternate Skin

Contributed By: skeith2020.

Achievements

Achievements

AchievementDescription
Completed all chapters in Spartan Ops Episode 1 on Legendary difficulty.A Legendary Episode
Changed your Spartan's armor in the Spartan Armor card.Armorer
Changed your Emblem in the Spartan ID card.Badge
Completed the Campaign cooperatively on Heroic or harder.Bromageddon
Completed any Campaign mission cooperatively on Heroic or harder.Bropocalypse
Completed mission 4 without one preventable Marine death on Heroic or harder.Bros to the Close
Killed 3 Crawlers in one hit with the Gravity Hammer in mission 8.Chief, Smash!
Completed mission 7 on any difficulty.Composer
Found a Terminal in the Campaign.Contact the Domain
Completed a Spartan Ops chapter solo on Legendary.Crimson Alone
Completed mission 1 on any difficulty.Dawn
Completed all chapters in the first 5 episodes of Spartan Ops on any difficulty.Dedicated to Crimson
Found and accessed Chief's record in mission 1.Digging up the Past
Tricked or forced a Hunter to fall to his demise in mission 6.Explore the Floor
Completed mission 3 on any difficulty.Forerunner
Created and saved a Custom Game type in War Games.Game Changer
Took out both Hunters using only the Sticky Detonator in mission 7.Give Him the Stick
Won 20 War Games matchmaking matches.Hanging on the Combat Deck
Won 5 War Games matchmaking matches.I <3 Red vs Blue
Completed the Campaign on Heroic or harder.I Need a Hero
Completed mission 4 on any difficulty.Infinity
Assassinated a Knight in any Spartan Ops mission.Knight in White Assassination
Completed the Campaign solo on Legendary difficulty.Lone Wolf Legend
Completed mission 8 on any difficulty.Midnight
Got significant air in the Warthog at midnight in mission 2.Midnight Launch
Hijacked a Wraith and used it to kill at least four enemy Wraiths in mission 5 on Heroic or harder.Mortardom
Ranked up your Spartan-IV to SR-20.Movin' On Up
In Ch 1, Ep 5 of Spartan Ops survived the enemy assault during the defense on Normal or harder.No Easy Way Out
Saved at least one Marine in Chapter 3 of Episode 2 of Spartan Ops on Heroic or harder.No One Left Behind
Ranked up your Spartan-IV to SR-5.Not Some Recruit Anymore
Completed a Spartan Ops Mission on any difficulty.Operation Completion
Changed your Service Tag in the Spartan ID card.PWND
Completed mission 5 on any difficulty.Reclaimer
Completed mission 2 on any difficulty.Requiem
Found one of the RvB Easter Eggs in Spartan Ops.Roses vs Violets
Uploaded a File to your File Share.Sharing is Caring
Completed mission 6 on any difficulty.Shutdown
Completed any Campaign mission with 3 or more Skulls on Heroic or harder.Skullduggery
Saved a Screenshot from the Theater.Snapshot!
Found all of the Terminals in the Campaign.Terminus
Created and saved a Custom Map in Forge.The Cartographer
Completed a Challenge.The Challenged
Completed 25 Challenges.The Challenger
Saved a Film Clip from the Theater.The Director
Completed the Campaign on Legendary difficulty.The Legend of 117
Carried a UNSC weapon all the way through mission 3 on Heroic or harder.This is my Rifle, This is my Gun
Completed the Campaign on Normal or harder.Wake Up, John
Changed your Spartan's pose in the Spartan ID card.What a Poser!
Completed Chapter 4, Episode 5 of Spartan Ops without losing a generator on Heroic or harder.What Power Outage?

Contributed By: Guard Master.