A Legendary Episode	Completed all chapters in Spartan Ops Episode 1 on Legendary difficulty.	40
Armorer	Changed your Spartan's armor in the Spartan Armor card.	5
Badge	Changed your Emblem in the Spartan ID card.	5
Bromageddon	Completed the Campaign cooperatively on Heroic or harder.	40
Bropocalypse	Completed any Campaign mission cooperatively on Heroic or harder.	10
Bros to the Close	Completed mission 4 without one preventable Marine death on Heroic or harder.	20
Chief, Smash!	Killed 3 Crawlers in one hit with the Gravity Hammer in mission 8.	20
Composer	Completed mission 7 on any difficulty.	10
Contact the Domain	Found a Terminal in the Campaign.	10
Crimson Alone	Completed a Spartan Ops chapter solo on Legendary.	20
Dawn	Completed mission 1 on any difficulty.	10
Dedicated to Crimson	Completed all chapters in the first 5 episodes of Spartan Ops on any difficulty.	80
Digging up the Past	Found and accessed Chief's record in mission 1.	20
Explore the Floor	Tricked or forced a Hunter to fall to his demise in mission 6.	20
Forerunner	Completed mission 3 on any difficulty.	10
Game Changer	Created and saved a Custom Game type in War Games.	5
Give Him the Stick	Took out both Hunters using only the Sticky Detonator in mission 7.	20
Hanging on the Combat Deck	Won 20 War Games matchmaking matches.	30
I <3 Red vs Blue	Won 5 War Games matchmaking matches.	15
I Need a Hero	Completed the Campaign on Heroic or harder.	40
Infinity	Completed mission 4 on any difficulty.	10
Knight in White Assassination	Assassinated a Knight in any Spartan Ops mission.	20
Lone Wolf Legend	Completed the Campaign solo on Legendary difficulty.	90
Midnight	Completed mission 8 on any difficulty.	10
Midnight Launch	Got significant air in the Warthog at midnight in mission 2.	20
Mortardom	Hijacked a Wraith and used it to kill at least four enemy Wraiths in mission 5 on Heroic or harder.	20
Movin' On Up	Ranked up your Spartan-IV to SR-20.	25
No Easy Way Out	In Ch 1, Ep 5 of Spartan Ops survived the enemy assault during the defense on Normal or harder.	20
No One Left Behind	Saved at least one Marine in Chapter 3 of Episode 2 of Spartan Ops on Heroic or harder.	20
Not Some Recruit Anymore	Ranked up your Spartan-IV to SR-5.	15
Operation Completion	Completed a Spartan Ops Mission on any difficulty.	15
PWND	Changed your Service Tag in the Spartan ID card.	5
Reclaimer	Completed mission 5 on any difficulty.	10
Requiem	Completed mission 2 on any difficulty.	10
Roses vs Violets	Found one of the RvB Easter Eggs in Spartan Ops.	20
Sharing is Caring	Uploaded a File to your File Share.	5
Shutdown	Completed mission 6 on any difficulty.	10
Skullduggery	Completed any Campaign mission with 3 or more Skulls on Heroic or harder.	15
Snapshot!	Saved a Screenshot from the Theater.	5
Terminus	Found all of the Terminals in the Campaign.	50
The Cartographer	Created and saved a Custom Map in Forge.	5
The Challenged	Completed a Challenge.	10
The Challenger	Completed 25 Challenges.	20
The Director	Saved a Film Clip from the Theater.	5
The Legend of 117	Completed the Campaign on Legendary difficulty.	70
This is my Rifle, This is my Gun	Carried a UNSC weapon all the way through mission 3 on Heroic or harder.	20
Wake Up, John	Completed the Campaign on Normal or harder.	20
What a Poser!	Changed your Spartan's pose in the Spartan ID card.	5
What Power Outage?	Completed Chapter 4, Episode 5 of Spartan Ops without losing a generator on Heroic or harder.