In Shadows of Evil, purchase and chew every type of GobbleGum in your Pack.
In Kino Der Toten, visit every location the teleporter can take you to.
In Verruckt, headshot 20 zombies in the courtyard from the second floor of the Asylum.
In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.
In Zetsubou No Shima, survive getting consumed.
In Revelations, override all of the Corruption Engines before round 6.
In Revelations, kill 10 enemies in one shot with each wonder weapon.
In Revelations, recover the Pack-a-Punch machine from its abductor.
In Gorod Krovi, complete a Lockdown Event.
In Gorod Krovi, ride a Dragon.
Discover all of the collectibles in any Mission.
In Campaign, kill 5 stunned enemies in under 3 seconds.
Get a Specialist-based medal that requires 3 or more rapid kills while using any Specialist Weapon.
Complete Demon Within on Hardened, Veteran, or Realistic.
Complete Campaign on Hardened, Veteran, or Realistic.
In Campaign, kill 10 enemies in under 3 seconds.
Reach Commander (Level 55) in Multiplayer while playing online.
Kill three enemies in a melee combo.
Complete Lotus Towers on Hardened, Veteran, or Realistic.
Complete Sand Castle on Hardened, Veteran, or Realistic.
In Campaign, kill 5 enemies from over 100m away.
Get 5 Medals based on a Specialist Ability in a single game.
Complete Rise and Fall on Hardened, Veteran, or Realistic.
Fully upgrade a Cybernetics Core.
Complete Vengeance on Hardened, Veteran, or Realistic.
In Campaign, unlock all attachments for any weapon.
Complete Hypocenter on Hardened, Veteran, or Realistic.
Complete Provocation on Hardened, Veteran, or Realistic.
Complete In Darkness on Hardened, Veteran, or Realistic.
Reach Sergeant (Level 10) in Multiplayer while playing online.
Complete New World on Hardened, Veteran, or Realistic.
In Campaign, unlock all camos for any weapon.
Use an enemy combat robot to kill 10 enemies.
In Campaign, kill an enemy through a wall or obstruction.
Complete Black Ops on Hardened, Veteran, or Realistic.
In Origins, complete all 4 Challenges in one game.
In Nacht Der Untoten, do not let any zombies enter the building during the first 3 rounds.
Discover all of the collectibles in the Campaign
Kill 6 enemies affected by one Blinding Swarm or Firefly Swarm.
Kill 5 enemies using one burst of Unstoppable Force.
In Campaign, kill 20 enemies while flying the same Talon.
In Campaign, kill 5 enemies with 5 different guns in under 30 seconds.
Earn all Decorations.
Take control of an ASP.
In Campaign, wall run over 250 meters.
Earn a Gold Rating in the training simulator.
In Shadows of Evil, complete all Rituals.
In Shadows of Evil, spot the Shadowman fives times in one game.
In Shadows of Evil, kill 10 zombies that are inside of a store in one game.
In Shadows of Evil, use the rocket shield attack to kill at least 10 zombies in one burst.
In Shadows of Evil, summon the Civil Protector in every district in a single game.
In Shadows of Evil, kill 10 zombies ensnared by a Widow's Wine grenade
In Shadows of Evil, kill 2 Margwas in a single round.
In Shadows of Evil, kill 5 Parasites while riding on the train.
In Der Eisendrache, obtain all of the ancient bows.
In Der Eisendrache, kill every type of zombie using a minigun.
In Der Eisendrache, upgrade the Wrath of the Ancients.
In Der Eisendrache, trap and kill a Panzersoldat using the Ragnarok DG-4.
In Der Eisendrache, revive two players protected by the Ragnarok DG-4.
In Der Eisendrache, wallbuy the BRM.
In Der Eisendrache, electrocute 121 zombies.
In Der Eisendrache, use every Wundersphere twice.
In Der Eisendrache, kill a zombie while being flung by a Wundersphere.
In Zetsubou No Shima, drink fresh Widow's Wine.
In Zetsubou No Shima, use a plant to return to life.
In Zetsubou No Shima, kill 10 zombies with a single shot of the KT-4.
In Zetsubou No Shima, stay underwater for one minute.
In Zetsubou No Shima, electrocute a zombie with a shield.
In Zetsubou No Shima, remove webs in every possible way in one game.
In Zetsubou No Shima, throw up.
In Gorod Krovi, wield the Gauntlet of Siegfried.
In Gorod Krovi, complete Time Attack: Round 20.
In Gorod Krovi, complete all solo Trials in one Zombies game.
In Gorod Krovi, use the Gigant Beam to kill 20 Zombies in one activation.
In Gorod Krovi, kill 8 zombies with a single Dragon Strike.
In Gorod Krovi, kill 10 zombies at once with the Guard of Fafnir.
In Gorod Krovi, launch 10 zombies into the air at the same time.
In Revelations, assist a Keeper in defeating every type of enemy.
In Revelations, kill 40 enemies with a single activation of a Corruption Turret.
In Revelations, visit every unique location within 2 minutes.
In Revelations, wear three different hats.
In Shi No Numa, kill at least one zombie with three different traps in a single round.
In Ascension, escape on all three lunar landers.
In Ascension, kill a space monkey with a fire trap.
In Shangri-La, acquire the Focusing Stone.
In Shangri-La, use the 31-79 JGb215 on each type of zombie.
In Moon, complete Richtofen's Grand Scheme.
In Moon, prevent each excavator from breaching the base in one game.
In Origins, release Samantha.
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