| Achievement | How to unlock
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| "Need a Weapon?" | Try out a new weapon customization item.
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| A Fellow of Infinite Jest | Kill three enemies with the ball in a matchmade Oddball game.
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| A True Test of Legends | Complete all main campaign missions on Legendary difficulty.
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| Aegis Fate | Deploy the Drop Wall fifty times.
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| All About the Grind | Finished Ranked Placement Matches.
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| All-Seeing I | Use the Threat Sensor fifty times.
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| Armory Amore | Access all 34 Mjolnir Armor Lockers.
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| Ascension | Defeat the Banished warlord Tremonius.
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| Augmented | Earn three stars in 5 Tier three Weapon Drills.
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| Back to the Chopper | Earn "Splatter" with a Brute Chopper in a matchmade game.
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| Bare Your Fangs | Complete the main campaign on Normal difficulty.
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| Battle Tested | Complete a Battle Pass.
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| Big Brother | Fully upgrade the Threat Sensor ability.
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| Bloodstars' Bane | Eliminate all fifteen Banished High-Value Targets.
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| Bomb Returned | Repel an enemy grenade with the Repulsor in a matchmade game.
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| Bring Shiela Home Safely | Get the Scorpion all the way to the "House" without it blowing up.
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| Brothers Grim | Take down the Spartan Killers Hyperius and Tovarus.
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| Brutality | Kill an enemy with melee using a bladed weapon in a matchmade game.
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| Bunker Buster | Complete all seven Banished outposts.
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| Canon Collector | Unlock all UNSC Audio Logs.
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| Catacomb | Discover all hidden Skulls.
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| Clocking In | Complete a Daily Challenge.
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| Control Freak | Assist in capturing all zones that lead to a score in a matchmade Total Control game.
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| Customary | Play a custom game.
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| Deadeye | Earn three stars in a Weapon Drill.
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| Dispatches From the Front | Access your first UNSC Audio Log.
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| Do You Even Gift? | Drop a Power Weapon for an ally in a matchmade game.
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| Doing Your Part | Complete the Tutorial.
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| Eld Aficionado | Scan a Forerunner Artifact.
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| Enemies Everywhere! | Mark 3+ enemies at once in a matchmade game.
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| Evasive Maneuvers | Unlock the Thruster ability.
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| Fallen | Follow the UNSC signal to a Banished stronghold called the Tower. Find the source. Get out alive.
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| Fight Hard, Die Well | Complete all main campaign missions on Heroic difficulty.
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| First Contact | Lost, and found.
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| Forza Veloce | Complete all fourteen main missions in under eight hours.
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| Get the Popcorn | View a clip in theater.
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| Getting Defensive | Fully upgrade your Energy Shields.
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| Getting Strong Now | Launch into Training Mode for the first time.
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| Grab Some Cover | Unlock the Drop Wall ability.
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| Greased Lightning | Complete the Movement Yard in under 25 seconds.
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| Gun Runner | Take down all three Banished AA guns.
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| Haruspis | Scan all seven Forerunner Artifacts.
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| Headhunter | Eliminate a Banished High-Value Target.
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| Headmaster | Complete all main missions on Legendary with all Skulls active.
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| Headstrong | Discover your first hidden Skull.
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| Hear These Words! | Infiltrate the Command Spire and put an end to the Reformation.
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| Hidden Experience | Locate and secure a Spartan Core.
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| Humble Beginnings | Complete one level in a Battle Pass.
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| Hunter. Killer. | Defeat the Hunter pair stationed at the base of the Spire.
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| I'm Ready, How 'Bout You? | Change your Spartan's look in the Customize menu.
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| Impervious | Fully upgrade the Drop Wall ability.
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| Infinity Down | Access your first Spartan Audio Log.
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| Just the Two of Us | Access your Personal AI.
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| Kebab | Destroy an enemy vehicle with the Skewer in a matchmade game.
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| Know Your Enemy | Unlock all Banished Audio Logs.
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| Legends | At the end he was just a soldier. Hoping he'd done the right thing.
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| Light the Way | Reach the Beacons, assemble the Sequence, and gain access to the Command Spire.
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| Limited Addition | Complete a Limited Time Challenge.
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| MEDIC! | Revive three allies in a matchmade Elimination round.
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| Make a Little More Noise | Grab a power weapon from the Tutorial armory.
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| Mjolnir Master | Acquire all Spartan Cores.
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| Money in the Bank | Access your first Mjolnir Armor Locker.
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| Multi-class Racer | Drive four unique vehicles in a matchmade game.
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| Natural Formation Location Sensation | Gain access to a loot cave in a matchmade game.
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| New Kid on the Block | Earn "Perfect" with a VK78 Commando in a matchmade game.
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| No One Left Behind | Answer all UNSC distress calls.
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| Nosebleed | Check out the best possible view.
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| Off the Air | Destroy fourty Banished Propaganda Towers.
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| One Down... | Destroy a Banished anti-aircraft gun.
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| One Shot, Top Mid | Mark an enemy located at "Top Mid" in a matchmade game.
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| Outpost Discovery | Complete a Banished outpost.
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| Party Bus | Earn "Mount Up" in a Razorback in a matchmade game.
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| Passing the Gas | Kill a Grunt that's been thrown by a Brute.
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| Passion for Fashion | Wear a new armor customization item.
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| Peak Performance | Earn 2,000 score in a matchmade game.
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| Peeker's Disadvantage | "Back Smack" an enemy who is zoomed in with a scoped weapon in a matchmade game.
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| Pelican Down | Shut down the first Spire and stop Zeta's Reformation before it's too late.
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| Please Shut Up | Take out a Banished Propaganda Tower.
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| Reaching Out | Fully upgrade the Grappleshot.
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| Reckoning | Storm the House of Reckoning.
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| Reclaimer | Capture your first Forward Operating Base.
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| Reporting for Duty | Change your Spartan Tag.
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| Resurgency | Capture all available Forward Operating Bases.
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| Rubicon Protocol | Unlock all Spartan Audio Logs.
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| Run Rabbit, Run | Use the Thruster fifty times.
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| Running Laps | Capture the flag twice in a matchmade Capture the Flag game.
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| Secret Stash | Place an item in the Razorback's storage in a matchmade game.
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| Set a Fire in Your Heart | Complete the main campaign.
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| Sharpshooter | Complete a Weapon Drill.
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| Sick Burn | Kill an enemy with the Ravager's charged shot in a matchmade game.
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| Skyhook Shot | "Grapplejack" an enemy flying vehicle in a matchmade game.
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| Slaying with Style | Earn a Mythic Medal in a matchmade game.
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| Sparring Partners | Change any training mode option.
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| Straight to the Bank | Deposit five Power Seeds in a matchmade Stockpile game.
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| Takes One to Make One | Splatter an enemy with a Ghost.
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| That Thing on the Left is the Brake | Test drive a new vehicle customization.
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| They See Me Rollin' | Spectate an ally that is driving a Warthog or Razorback in a matchmade game.
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| Those Wonderful Toys | Successfully use the Grappleshot fifty times.
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| Thrusters On Full | Fully upgrade the Thruster ability.
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| Together. Again. | A friend is in danger and time is running out. It's time to face your past and save your future.
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| Together. Again? | Explore the underbelly of Zeta Halo and retrieve a weapon to turn the tide of this conflict.
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| Too Many Goodbyes | Defeat the Harbinger. Confront the truth.
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| Two Sides to Every Story | Access your first Banished Audio Log.
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| Unearthed | Shut down the Banished mining laser and gain access to the Conservatory.
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| Visionary | Unlock the Threat Sensor ability.
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| Wait, I Can Throw Those? | Throw fifty fusion coils.
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| Wanna Have a Catch? | Stick fifty enemies with grenades.
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| Wars with Friends | Bring some rescued UNSC Marines along for the ride into a main mission.
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| Watt Say You? | Earn "Chain Reaction" with a Shock Rifle in a matchmade game.
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| We Have a Job For You | Complete a Weekly Challenge.
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| We're On Our Way | Answer a UNSC distress call.
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| What Will It Take? | Enter the Nexus and learn the secrets of the Spires. Trust is a fragile thing, isn't it?
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| Which One of Us is the Machine? | Get and equip a new AI.
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| Whip-Riding the Ghost | Use the Grappleshot to board an enemy Ghost.
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| Who is Max Valor? | Complete all Valor-awarding activities.
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| Working Remote | Pick up a weapon using the Grappleshot in a matchmade game.
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| You're Up, Rook' | Play a Ranked Match.
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| Zeta | Fight your way through Outpost Tremonius and step out onto the surface of Zeta Halo.
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| Zone Ranger | Secure five zones in a matchmade Strongholds game.
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