Cevanno-01

Heroes Never Die Complete the Campaign on Heroic Difficulty.
100/100

Arm's Length On 343 Guilty Spark complete the first floor without taking a hit.

Jiralhanae Conservationist On The Most Dangerous Game don’t kill any rampaging Brutes.

Hot Streak With the Floor Is Lava Skull activated beat a mission without jumping or dying.

Like Old Times Complete Two Betrayals with the Speed Limit, Endurance Spec, Hip Fire, and Armistice Skulls enabled.

Frugal Fire Equip Famine, Recession, and Johnny Ammo Tree Skulls and beat a mission without running out of ammo.

Map Quest Complete The Silent Cartographer without shooting, using grenades, melee, dying, or restarting.

Legend of the West You've become a true legend of the West!

All's Right With the World Complete "On a Pale Horse".

Zed's Dead, Baby Attain 100% Game Completion statistic in Undead Nightmare.

The Superior Dance Complete "Mother Superior Blues Survivor Mission".

Fan Service Find and break a unicorn.

Mad Marston: The Trail Warrior Attain Rank 5 in all Undead Nightmare Challenges.

Chupathingy Find and kill a chupacabra.

Even Tempered With the Temperamental Skull activated beat Halo without upsetting anyone.

All Shield, No Yield Complete any level on Heroic difficulty or higher without taking health damage.

Food Critic Listen to the Thirsty Grunt talk about his eating habits.

New Whip Hijack 10 Vehicles.
100/100

This is My Ship Now Eliminate Captain Keyes and trap his six avenging Marines in the Autumn’s observation pen.

REMIX! Complete a Remixed Mission.

Beat the Drop Complete a Remixed Mission without dying.

Parting Gifts Find all skulls and terminals in Heavy Burden.
100/100

Headhunter Collect all 39 Skulls.
100/100

Collector’s Addition Find all skulls and terminals in the game.
100/100

Lore Have Mercy Activate all 13 Terminals.
100/100

Brute Loops Find all skulls and terminals in The Most Dangerous Game.
100/100

Souvenirs Find all skulls and terminals in Boarding Action.
100/100

No Rush Find all skulls and terminals in The Maw.
100/100

Priorities Find all skulls and terminals in Keyes.
100/100

Outpost Discoveries Find all skulls and terminals in Two Betrayals.
100/100

Timeless Tomes Find all skulls and terminals in The Library.
100/100

Proto Gravemind Find all skulls and terminals in 343 Guilty Spark.
100/100

Making a Necklace Collect 22 Skulls.
100/100

Stowed in Snow Find all skulls and terminals in Assault on the Control Room.
100/100

Plundered Find all skulls and terminals in Truth and Reconciliation.
100/100

Successful Search Find all skulls and terminals in Halo.
100/100

Buried Treasure Find all skulls and terminals in Silent Cartographer.
100/100

Personal Space Complete Heavy Burden.

Tiger Company Complete The Most Dangerous Game.

Before the Fall Complete Boarding Action.

Dust & Echoes Evolved Complete The Maw.

Greenhorn Complete the Campaign on Easy Difficulty.
100/100

Birth of a Spartan Complete the Campaign on Normal Difficulty.
100/100

Clean Lap On The Maw complete the warthog run without being forcibly ejected from your vehicle.

Captain’s Orders Complete Keyes.

Double Trouble Complete Two Betrayals.

Plate Tectonics Break off 25 Hunter backplates.
100/100

Bad Gas Destroy 100 Grunt backpacks.
100/100

Protocol Dictates Action Complete The Library.

Disarmed Dismember 100 Flood parts.
100/100