AEHW

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

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

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

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

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

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

You Can Pet The Dog Pet a Hellhound in MWZ

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

High Wire Act Kill 10 enemies while using a zipline

Annihilation Get 100 Elite Zombie Eliminations in Zombies

Perkaholic Have 9 perks active at the same time in MWZ

No Mo' Modi Get out of jail, but not for free

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

141 Ready Complete the campaign on Veteran

Dipped in Gold Purchase all Safehouse and Player Upgrades in Campaign

Back From The Dead Reclaim your gear from a Tombstone in MWZ

Case in Point Complete the Campaign on Veteran difficulty

Sanguine Serum In Zetsubou No Shima, drink fresh Widow's Wine.

No Such Thing as Too Many Find and use all Armaments in Open Combat Missions

Bulletproof Find all Plate Carrier Upgrades in Open Combat Missions

Gearhead Collect all Weapons and Field Upgrades from Supply Boxes in Open Combat Missions

World Domination In Liberty Falls, tap into your Supervillain side

Not Big Enough In Der Eisendrache, trap and kill a Panzersoldat using the Ragnarok DG-4.

Conqueror Defeat a Warlord in MWZ

Seeing Red Complete 5 Contracts in the High Threat Zone in a single deployment in MWZ

Acted Alone In Verrückt, headshot 20 zombies in the courtyard from the second floor of the Asylum.

Time to Slam In Der Eisendrache, revive two players protected by the Ragnarok DG-4.

The Grand Tour In Revelations, visit every unique location within 2 minutes.

Deadwood In Liberty Falls, achieve a sporting high score

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

The End? Complete Act III in MWZ

A Familiar Face Complete Exposure in Co-Op Campaign

Wield a Fist of Iron In Gorod Krovi, wield the Gauntlet of Siegfried.

Treasure Hunter In Terminus, find the final Talisman

Blown Away In Gorod Krovi, kill 10 zombies at once with the Guard of Fafnir.

My Brother’s Keeper In Der Eisendrache, the one must be erased.

Iron Lung In Zetsubou No Shima, stay underwater for one minute.

Fire Mission In Gorod Krovi, kill 8 zombies with a single Dragon Strike.

Crop Duster In Zetsubou No Shima, kill 10 zombies with a single shot of the KT-4.

Elitist GTA Online: Complete all 3 Elite Challenges in The Doomsday Heist.

One Too Many In Zetsubou No Shima, throw up.

Wardrobe Change In Revelations, wear three different hats.

None Left Standing In Der Eisendrache, kill every type of zombie using a minigun.

Seeds of Doubt In Zetsubou No Shima, the one must be saved.

Assault With Battery In Zetsubou No Shima, electrocute a zombie with a shield.

Vaporeyezed In Gorod Krovi, use the Gigant Beam to kill 20 Zombies in one activation.