Go-ferrit

Spiritual Hunter Kill A Yeti (Valley Of The Yetis, Single Player Only).

Bully Kill 100 monsters with a kick

Glamour Shot Take a photo of Sully

At Your Service Rescue 20 NPCs that have been grabbed by monsters

Let the Good Times Roll! Participate in all the activities at the wedding.

...Becomes the Master Place in the top 3 on the Gauntlet scoreboard

Military Base Gain access to a long-range radio station

YOLO Among Thieves Beat the Last Chapter Without Dying on Normal Difficulty or Harder

Kill Box Kill 20 enemies with the Chopper Gunner in a single run in "Return to Sender."

Hating Them Tin Cans Wreck 100 Opponents.

King among Kings Kill special enemies: Grenadier, Thug, Wrestler, Infected, Suicider, Screamer, Butcher, Floater.

Patience is a virtue Experience all 3 endings in the Campaign

Payback Complete "Mind the Gap", "Goalpost", and "Return to Sender" on Veteran difficulty.

All That Glitters Defeat Avarice

Restricted Airspace EMP 10 enemy aircraft out of the sky with the hovertank in "Bio Lab."

Challengers Champion Complete Challengers Championship.

Silverback In Black Hack the Data Vault and brace yourself for Cyber's Avengening in Dead Ops Arcade 2.

Combat on the roof Survive the horde on the roof

School of Hard Knocks Request Stiles to toss you grenades 15 times.

Point of Impact Perform 5 perfect shots in a row with the Vulcan Gun without taking damage.

Enhance! Upgrade an Enhancement

Master of the Awakened Kill 5 Yetis (Valley Of The Yetis, Single Player Only).

Holtzman Defeat Hazard Company league boss Holtzman

Speed of Darkness You traveled 30 meters in less than 1 second

Nok Nok! Knock out your buddy on the planet Nok

Out of bounds Pick up and throw 30 of Vex's minions to their doom.
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Master Builder Complete All Relay Station Upgrade Quests (Valley Of The Yetis, Single Player Only).

Storm bringer Obtain 20 000 points in the Singapore mission in the Campaign

Mortal Coil Shuffler Extraordinaire Accumulate 20 deaths in one Story level

Taking down giants Unlock all Codex Entries in Friends in High Places

Way to Go Complete every level in Score Attack with a bronze score or better

Meeting Serpo Make pact with Serpo

Awakened! Complete The Valley Of The Yetis Campaign (Valley Of The Yetis).

Survivor Complete all missions on any difficulty level

Bane and Gain Transform Bane into Bane (Venom-Powered)

Razor Rain You killed 5 characters with Drop Assassination

Trials and Tribulations Solve the first Trial in Scotland in 10 moves or less

Explosive Complete the mission "Long Way To The Top".

Stuntmasta' Score 30,000 or higher in a Career Gymkhana event

Every nook and cranny Find 21 collectibles in the Campaign

Defeat Harlow Defeat Harlow

Giantslayer - Kill the Heavy within 1 minute Kill the Blood Meridian heavy in under 1 minute

Power and Responsibility Complete a playthrough on Ultimate difficulty

Moo-rderer Kill 20 cows.

Run-and-Gunner Defeat 50 enemies from-the-hip or blind-firing

Unstoppable! Defeat 100 enemies in a row without dying in combat

City of Lights Complete "Bag and Drag" and "Iron Lady" on Veteran difficulty.

Immortal Complete "METALLIC ARCHAEA" mission.

Sting like a Talon In Campaign, kill 20 enemies while flying the same Talon.

Master of adaptation Complete all challenges in the campaign