M-x-t--t-y

Trilingual Learn the languages of Muspelheim and Niflheim

All Will Fall Kill 1,000 Enemies

Death Happened Here Fully explore Veithurgard

Like Oil and Water Complete all of Brok and Sindri’s Favors

Beneath the Surface Explore all the Lake of Nine has to offer

Unfinished Business Assist all of the wayward spirits

Dangerous Skies Free all of the Dragons

Iðunn’s Orchard Fully upgrade your Health

Path of the Zealot Obtain Traveler armor set

Quick Tempered Fully upgrade your rage

Primordial Obtain Ancient armor set

Why Fight It? Fully upgrade the Blades of Chaos

The Truth Read all of the Jötnar shrines

Worthy Fully upgrade the Leviathan Axe

Fire and Brimstone Complete all of the Trials of Muspelheim

Darkness and Fog Retrieve all treasure from the Workshop’s center chamber

Treasure Hunter Use treasure maps to find all of the dig spots

Curator Collect all of the Artifacts

Allfather Blinded Kill all of Odin’s Ravens

Chooser of the Slain Defeat the nine Valkyries

Father and Son Obtain all other trophies

Spit Shine Upgrade one piece of armor

Big Game Hunter Kill and loot 10 large animals (deer, boar, wolves).

Relic Hunter Collect 25% of all relics.

Scrounger Collect 5000 pieces of salvage.

The Cauldron Destroy Grýla's cauldron

Backyard Brawl Battle the Mysterious Valkyrie

The Chef Eureka - Prepare a good omelette on time

Picky Loot 200 enemies.

Root of the Problem Battle Níðhögg

How it Started Equip an Enchantment

Sacrifice The Rat - Drink the poison

Smart Girl The Doc - Do not drink the Doc's beverage

Tastes Like Chicken! Kill and loot 10 small animals (rabbits, chickens, rats).

Looking for Trouble Find 25% of GPS caches.

Swimming Instructor Trapped - Save Lauren underwater

Spartan Ways Remember the Spartan teachings

Off the Leash Battle Garm

Equalizer Kill 75 enemies with the rifle.

Hands Up! Fugitive or On the Loose - Get arrested by Blake

Unfinished Business Complete one challenge.

Comeuppance Battle Heimdall

Making Amends Free the Lyngbakr

Better Together Battle Hrist and Mist

Ragnarök Battle the All-Father

Crab Cakes Kill FeeFee the crab.

Pride Saved Sexy Girl - Take off no more than one item of clothing during the strip-tease

Coward! The Butterfly - Give up or fail the Butterfly Trial

Widowmaker Kill 40 enemies with the shotgun.

The Spark Complete the game intro by liberating Dutch’s island (Solo Campaign only).