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Saved Private Ryan Save the soldier before he burns to death.

Welcome to Nam DLC Vietnam: Get back your gear at the helicopter crash site.

Friends and Foes Complete Rise and Fall on Hardened, Veteran, or Realistic.

Eye for an eye Punch ASOBI and let him hit you back.

For Whom the Shell Tolls Destroy all targets during the mortar sequence with only 4 shells in "Back on the Grid."

Maximum Overdrive Kill 50 enemies while using Overdrive.

Look Both Ways Kill all the KVA in the traffic section without damaging a civilian vehicle in "Traffic."

Sound of thunder Unlock all Codex Entries in Through Mud and Blood

The Best of the Best Complete the campaign on Hardened or Veteran difficulty.

Strike! Kill 5 enemies with a single grenade.

Party Crasher Kill 20 enemies with the Grappling Hook in "Sentinel."

Hard Hitter Complete the campaign on Hardened difficulty.

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

What Goes Up... Destroy all the choppers with only the UGV's grenade launcher in "Persona Non Grata."

Cortex's Terrifying Trial Earn the Key in Jaws of Darkness.

Deadly Specialist Get a Specialist-based medal that requires 3 or more rapid kills while using any Specialist Weapon.

Flying Ace Shoot down 10 enemies with machine guns in "Throttle."

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

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

Fast Break Score at least 2 Dunks in the first minute of a Hoops game

Ruthless Make 50 total Shots on Goal using Merc, Grog, or Ripper

Fracture Jaw Complete Fracture Jaw in Campaign on any difficulty.

Understanding Madness Complete Demon Within on Hardened, Veteran, or Realistic.

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

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

Survivor Complete all missions on any difficulty level

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

Registered Voter Head to 'Arena Preferences' and use all of your votes

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

Snake in the Grass Take out a Japanese soldier lying in wait in the grass.

Berserker - Kill 25 Helghast with melee attacks Kill 25 Helghast using melee attacks

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

Fly, Swim, Shoot Complete Sand Castle on Hardened, Veteran, or Realistic.

The Darkest Hour Complete "Eye of the Storm", "Blood Brothers", and "Stronghold" on Veteran difficulty.

Team Creator Build and save a level with more than one player with the thermometer more than 30% full

SP Prestige Complete the campaign on Veteran difficulty.

Master of adaptation Complete all challenges in the campaign

More Gems Are Better Than None Earn 13 Gems.

Store fuglar fanga ingi flugor Complete Nordlys War Story

Elementalslayer - Kill the ArcTrooper within 1 minute 30 seconds Kill the Tharsis Refinery ArcTrooper in under 1 minute 30 seconds

Survival of the Fittest Equip a Topper and win an Unfair Bot Match

This is the End Complete "Scorched Earth", "Down the Rabbit Hole", and "Dust to Dust" on Veteran difficulty.

200 Stories of Sheer Adventure! Complete Lotus Towers on Hardened, Veteran, or Realistic.

Self Sufficient Craft 30 unique items in Story Mode.

Ferrum Absconsum Collect all the Intel.

Can Opener - Destroy a Helghast APC Destroy any Helghast APC during battle

Infiltrated Reach the sniper perch without being detected in Ambush.

Treasure Hunter Collect 75% of the prize bubbles on the story levels

Escape Artist Avoid 20 grenades by dodging with your Exo.

Ahead of the Pack Get first place in a racing round