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Two Birds, One Stone As the Predator, hit more than 1 Fireteam Member in a single smart disc throw

Good Cop, Bad Cop & The Ugly Complete the campaign mode playing all 3 different characters.

Not The Rippers You Are Looking For Breach: Use the Alarm_Cancel.pkg in a server.

Overachiever Complete all optional challenges from a sparring session in your Career.

Master of Disguise Take the glasses from Nick, and put them on during the planning of the Gallery recon

Hit 'em Where It Hurts You scored 1000 weakspot hits. Impressive.
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Training Addict Complete all Main Menu Skill Games

Silent Sniper Complete The Last Yardbird as Silent Assassin.

Awakening Completionist Complete all Challenges and escape Awakening in Regular or Hardcore difficulty.

Lone Star Reach level 5 with a single character.

Dark Reflection Kill a Protean.

A Run through the Bushes Complete the area where Mark died in "The Forest" in under 1:45 minutes.

Culinary Delight In Terminus, consume a fish cooked with a special ingredient

Archenemy Kill your Nemesis 10 times

Thank You For Being a Friend Forge a Friendship

All's Fair in Love Asked out by four girls.

Nemesis Completionist Complete every challenge and the final Ancestor encounter in Regular or Hardcore difficulty.

Over There Break 25 Bottles

A Golden Future Complete "All That Glitters"

Stepping It Up Survive a Hazard Level 3 mission from start to finish.

The End? Complete Act III in MWZ

A Familiar Face Complete Exposure in Co-Op Campaign

Approved Greenbeard Complete your first assignment.

Still Lurking In The Darkest Shore, find and shoot Dr. Straub.

Enter the Hall Reach the Carnage Hall

Feelin' Perky Unlock 10 Perk Nodes.
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Wield a Fist of Iron In Gorod Krovi, wield the Gauntlet of Siegfried.

Left Ventricle Find the Secret in The Nursery.

Full Potential Buy 54 skills

Backtrack Find the Secret in 300 Below.

Jar Jar Bonks Hit a Pusflinger with a Bait Jar.

Our Tools Shape Us Apply 4 different Mods to a single weapon or Warframe.

Hunchback Acquire the "Hunchback" badge.

Hunters Hunted Defeat all three of Yukari's taisho (Claws of Awaji)

Squad Building Completionist Complete 10 Squad Building Challenges in Football Ultimate Team

Neophyte Ninja Complete the tutorial in stealth.

Wow, I'm Inside! Complete "Six Minutes"

30 Headshot kills in one mission 30 Headshot kills in one mission

The Saw is Family Reach family bond to maximum and keep it there for the whole match.

Consequential Complete 20 Objectives in Truth or Consequences.

Scavenger Looted 250 lootables

Legend Unlock all trophies

All Clear Complete 5 Corrupted Castles

One Man's Poison... Use the cure station to kill 5 host zombies at once in Infection.

Unity Return the Regalia to the Emperor (Claws of Awaji)

Treasure Hunter In Terminus, find the final Talisman

Take A Bow Kill a Crone with the Bow.

King of the Ovals Drove a total of 500 miles (approx. 806km) on oval tracks

Like A Glove Kill 5 cryptids with the Ark attached to every compatible weapon in Awakening in Regular\Hardcore.

Angel of Death Get 100 kills in a single mission.