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Group DLC packs together in list

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Full list of all 73 Halo 5: Guardians achievements worth 1,250 gamerscore. It takes around 40-50 hours to unlock all of the achievements in the base game. The base game contains 65 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 8 achievements worth 250 Gamerscore.

Change your Spartan's gear in the Spartan Hub.

Command your team of Spartans in Osiris.

Win a match on all three original Warzone maps.

Call in a REQ that costs 5 Energy or more.

Change your Service Tag in the Spartan Hub.

Change your Emblem in the Spartan Hub.

Castle Crasher Complete 5 matchmade games of Strongholds. 1 guide

Off to the Races Complete 5 matchmade games of Breakout. 2 guides

Flag Monger Complete 5 matchmade games of Capture the Flag. 1 guide

Spartan Decimation Complete 5 matchmade games of Slayer.

Into the Fire Complete Mission 1. 1 guide

Argent Moon Complete Mission 2. 1 guide

Gravedigger Find and claim a Skull. 3 guides

Escape Complete Mission 6. 1 guide

Together Again Complete Mission 7. 1 guide

Reclamation Complete Mission 13. 1 guide

A New Dawn Complete Mission 14. 2 guides

Legacy Complete every Mission of the game on Normal difficulty. 1 guide

Heroes Rise Complete every Mission of the game on Heroic difficulty. 1 guide

Forging a Legend Complete every Mission of the game on Legendary difficulty. 2 guides

Conspiracy Theory Find and claim one piece of Intel. 4 guides

Top of the Food Chain Kill a Legendary Boss in Warzone. 5 guides

Hunt the Truth Find and claim all Intel. 7 guides

Fire Drill Finish Evacuation within 18:00 without dying on Heroic difficulty. 5 guides

Gravelord Find and claim all Skulls. 4 guides

Enemy of my Enemy Help the Elite General charge the hill in Osiris on Heroic difficulty. 6 guides

I Thought I'd Lost You Escape the Hunters in the lab and fight them in the hangar in Blue Team. 3 guides

On My Mark Simultaneously assassinate two Elites in Blue Team co-op. 4 guides

Going the Distance Complete Glassed without entering a vehicle. 3 guides

Shoot from the Hip Complete Glassed without any players using Smart-Link. 3 guides

Waiting on You Kill an enemy that's had its armor repaired in Unconfirmed. 3 guides

Maverick Team up in a vehicle to kill 30 enemies in Unconfirmed co-op. 4 guides

Savior Keep 6 miners alive at the elevator in Evacuation on Heroic difficulty. 5 guides

Take a Hike Traverse the canyon without a Phaeton in Reunion on Heroic difficulty. 4 guides

No Witnesses Destroy the Phantom at the Covenant camp in Reunion on Heroic difficulty. 5 guides

No Knock Raid Destroy 10 walls or floors in Swords of Sanghelios. 2 guides

Preying Mantis Complete Swords of Sanghelios co-op with both Mantises on Heroic difficulty. 5 guides

Kraken Lackin' Complete Enemy Lines without destroying a Kraken turret. 6 guides

Emergency Boarding Procedures Escape the doomed Kraken by jumping onto a Phaeton piloted by a Spartan. 5 guides

Death from Above Kill a Grunt and smash a grate with a Ground Pound in Battle of Sunaion. 4 guides

Worms Don't Surf Knock two Hunters into the ocean during the Battle of Sunaion. 6 guides

Tank Still Beats Everything Finish the 13th mission without losing the Scorpion on Legendary difficulty. 3 guides

Rolling Thunder Operate four different vehicles at once in Mission 13 on Heroic difficulty. 4 guides

Harbinger Complete The Breaking on Legendary difficulty without the entire fireteam dying. 2 guides

Prison Break Simultaneously kill two Wardens in The Breaking on Heroic difficulty. 7 guides

Icy Cool Use a Ground Pound on an exterior power core in Guardians on Heroic difficulty. 6 guides

Double Stuff Simultaneously destroy 2 cores in Guardians on Heroic difficulty. 8 guides

Lone Wolf Complete every Mission of the game by yourself on Legendary difficulty. 6 guides

One for All Complete any co-op Mission on Heroic difficulty. 1 guide

All for One Complete every co-op Mission on Heroic difficulty. 1 guide

Civil War Complete Mission 12. 2 guides

My Rules Complete any Mission with 3+ Skulls active on Heroic difficulty. 3 guides

Valor Recognized Qualify for a Competitive Skill Rating. 1 guide

Glasslands Complete Mission 3. 2 guides

Roots of the Earth Complete Mission 4. 1 guide

Stolen Gauntlet Complete Mission 5. 2 guides

Swords Complete Mission 8. 1 guide

Old Bones Complete Mission 9. 1 guide

Breakthrough Complete Mission 10. 1 guide

Stormbound Complete Mission 11. 1 guide