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None more hard Complete the Campaign on Nightmare difficulty.

Stowaway In Voyage of Despair, spend 5 consecutive rounds in the Cargo Hold

Boom Kill 50 enemies with explosives or abilities.

I Call Shotgun! Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

Safety's Always On Complete a stage without firing ANY projectiles.

I kill dead people Killed 40 ghosts in the Ancient Labyrinth

Sorted In a public match, spend most of the trial injured (more than 50%) and live to tell the story.

Outsourced Investigator Complete "Old Capital Metro: Edge" in Hollow Zero for the first time.

Becoming the Avatar In Avatar Battles, you can battle others as an avatar―a self outside of your self. Go there, and experience all that such combat has to offer.

Coolheaded Analysis Reviewing replay footage is a great way to learn from past fights. Watch with a calm, subjective eye, and you're bound to make some discoveries.

You're On Fire! Get 5 Kill Streaks of 5 kills in Elimination or Skirmish in PvP.

Moving On Up Ya need to do anything to reach the top of the food chain! Let's see a Rank Up via Ranked Match!

KISS Complete KISS.

Overwhelming Confidence Complete 25 successful Challenge runs.
4/100

Leader Of The Pack Wear the Ocelot Armour and complete any mission featuring Ocelots without killing any of them.

World Tournament Champion Achieved victory in the World Tournament.

West Side for Life In Blood of the Dead, reach Round 20 without leaving the West Side of the island

He knows what they did last era Found all eight audio notes in the Ancient Labyrinth

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

I Reach prestige Level I with any character.

Fantastic Four Obtain a Chicken Dinner in Squads.

A Little Something Obtained 10 different Ability Items.
1/10

Alpha Defeated the Alpha.

I'm Going Insane Open the vault in Episode 2: A Starry Eyed Encounter.

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

It's a Dry Heat Kill 3 enemies with a single U4 Firebomb

Wishing for the Best Complete the "Last Wish" Raid.

Improvise, Adapt, Overcome Crafted the first gadget.

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

Torque Completionist Gain all stars in 'Torque'.

Now THIS is a Knife Kill 30 enemies using kill moves. (Single Player)

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

Return to Rightful Owner Help the two Public Security officers retrieve the evidence.

Winning Streak Won 100 matches.
3/100

Hope and Despair Completed the additional mission: "Ebon Memories: Hope Within Despair."

Been there, done that Play at least one full round on all maps in competitive mode.

Got Your Back Revive your Co-Op partner 10 times.

Vulnerable As the Predator, knock down a Fireteam member while your energy is overloaded

Good Listener Found 20 Portable Phonographs.
0/100

A Time of Wood and Stone Gathered the lost lore of Cadash Thaig ("Witch Hunt" downloadable content)

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Frozen Fists Complete Frosted Fjord without having a melee or ranged weapon equipped at any time.

Falling with Style Be in the air for 6 seconds or more.

One and Done As Murray, defeat 5 guards with the Fists of Flame.

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

Lefthand Mastery Fully upgrade one skill tree

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

Jack Of All Trades Complete all class training sessions.

Cell Games Champion Achieved victory in the Cell Games.