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Ground Control In Moon, prevent each excavator from breaching the base in one game.

On A Roll Complete Fast Food without losing a ball

Drop The Bald Defeat Lex Luthor.

Zombiepult In Gorod Krovi, launch 10 zombies into the air at the same time.

For The Good Of All In Revelations, the Key must be opened.

MEAT IS MURDER Activate Bubby.

Blackout Historian In Blackout, unlock Reznov, Mason, Woods and Menendez

Yokai Restore 1500 health and land 5 critical hits without dying as Kiriko in Quick or Competitive Play.

Bada Boom Kill 50 aliens with explosive weapons.

Grim Reaper Defeated the Harvester on Hard or Nightmare difficulty ("The Golems of Amgarrak" downloadable content)

Scatter Shot As a team, kill 20 enemies in under 60 seconds in a Survivor match.

Bad Omen, Good Loot Complete 10 missions where the difficulty has been modified by a Raid Captain's Banner.

Little Lost Girl In Origins, release Samantha.

Coast 2 Coast Cross the water with a teleport grenade in Descent.

Hot-Footed Hero Complete Cacti Canyon in under 5 minutes.

Enforced Freedom Kill 100 Zombies with explosions from Fire Works

Pent-up-agon In Classified, complete 5 consecutive rounds without leaving the war room elevator in a single game

How low can you go? Hit 18 enemies with a single shot of the LZ-52 Limbo in Carrier.

Senseless Axe of Violence In Blood of the Dead, kill 5 zombies with the Hell's Redeemer before it starts its return

Day 10 Mastered Complete all Day 10 challenges at gold level

Tier 1 Completed the campaign on Tier 1 difficulty

Isaac's Heart Kill Isaac with The Lost

How the mighty have fallen! Defeat Oz... again in Descent.

Sudden Temptation Quick Battle: defeated all warriors.

Episodic Finished every episode

End of Transmission Turned off Rischboter

Gramophone Enthusiast Collected all 7 audiologs found in the Testing Chamber

A Better Tomorrow In Revelations,complete the cycle.

Day 6 Mastered Complete all Day 6 challenges at gold level

One-Armed Bandit Cut 42 arms in the Testing Chamber

The Mind Kill Satan with The Lost

Giant Slayer Defeat a Ravager and a Squall Golem within 5 seconds of each other.

Unfinished Business Kill a yellow carded criminal whilst Down Not Dead (Arcade Mode and Multiplayer Ranked Match).

Songbird Teach your pet 25 different songs

Day 9 Mastered Complete all Day 9 challenges at gold level

Mad Hops Jump over 4 live sharks in 10 seconds in Carrier.

Soul Powered Use the Soul Totem of Casting 50 times.

Survival Of The Fittest Reach Round 30 on a Survival Map

Persecution Complex Achieve Persecutor status more than once in any Ranked Match

Treetop Untangled Complete Treetop Tangle on any Apocalypse Plus difficulty.

Genius Destroyer Defeat Monsoon without taking any damage on Hard difficulty or above.

Admiral Reach round 30 in Carrier.

Cavernous Stumble Complete Hagar Caves in The Scorchers job path

Slot Jockey Use the Grenade Disposal Machine 30 times in a single match in Carrier.

Greedy Bastard Earn at least $5,000,000 in every level in Arcade Mode.

The twister String together: wallclimb, turn, swing, wallclimb, turn, swing, jump. [Pure Time Trials]

Heartbreaker Defeat the Vengeful Heart of Ender.

Yeager Finish 6 "perfect regions" in 1 run

Modus Operandi Finished an episode with the 4 hardest modifiers turned on

Love And War In Gorod Krovi, the one must be freed.