ProLFNFAL

Love Tap Kill a Goliath with a melee attack in Infection.

Game Over, Man! Call in a rescue in Outbreak.

Return of the Rockstar Help Roderick recover his dream.

Climbing the Corporate Ladder Survive until round 25 in Infection.

See Me, Stab Me, Heal Me Fire a Pack-a-Punched Ballistic Knife at a downed ally to revive them from a distance.

No Leaks Make it through the NOVA 6 gas without dying on Rebirth Island.

Nah, I'm Good. Reach round 7 without anyone opening a door in Descent.

An Oil Baron's Journey Assist Abul in expanding his world.

Most Escape Alive In Blood of the Dead, escape

Infernal Jungle Collect 10,000 Aberrant Cinders in Nahantu Helltides.
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Pathfinder Guide the squad through the Soviet outpost without them getting killed.

Russian bar-b-q Incinerate 10 enemies with the flamethrower attachment in the POW compound.

Librarian of Macragge Collect all Servo Skulls.

Zombie Fanatic In Blackout, unlock Bruno, Scarlett, Diego, Shaw, Dempsey, Takeo, Nikolai and Richtofen

Frag Master Kill 5 enemies with a single frag grenade in the campaign.

Abandon All Hope Rescue 4 survivors in a single game of Infection.

Hugs! Kill 20 enemies in a single burst of Explosive Touch in Carrier.

Take Off, Hoser! Ride Chompy for 5 minutes in a single match in Carrier.

Silver bullet Obtain a silver medal in 10 different challenges

Sacrificial Lamb Shoot at or be shot by an ally with a Pack-a-Punch crossbow and kill six zombies with the explosion.

Right of First Defusal Defuse 5 gas bombs in a single match in Carrier.

Defender Kill 25 opponents who are capturing your Control Point in Seize Ground.

Jack of All Trades Play 10 Multiplayer games using each class.

National Gold Earn a gold medal or better for each event in the “National Park” Challenge Series

Telefragathon Telefrag 50 enemies in a single match in Carrier.

You're not going to like this Corrupt 25 enemies

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

Blood-Spattered Savior Rescue a total of 20 survivors in Infection.

MEAT IS MURDER Activate Bubby.

Absolute Power Corrupts Reign with terror: take control of the Netherbrain and bend the world to your will.

Devastation! Have 10 times more kills than deaths in a single game of Annihilation.

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

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

No Man Left Behind Rescue Woods.

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

Just Gettin' Started Complete 1 challenge in any level.

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

Ceremorphosis Make the ultimate sacrifice: become a mindflayer to defeat the Netherbrain.

Admiral Reach round 30 in Carrier.

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

Captain Get a Multiplayer character to Lvl 30.

Greek Tragedy Shoot the boat close to Greco's yacht

Eye of the Tiger Look at the tiger statue in the medical hallway with Chris (must be in Battle Game, in third-person view).

K.O. Punch 20 enemies with a Goliath in Descent.

Mirror Mirror Look in the broken mirror in the locker room with Chris (must be in third-person view).

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

Master Crafted Fully customize a Space Marine and a Chaos Space Marine character.

Dicey launch String together: slide, wallrun, wall climb, turn, jump. [Pure Time Trials]

Is It Cold In Here? Claire was shivering in the freezer (must be in Battle Game, in third-person view).

You're slower than me Derezzed 25 enemies with your Stasis Disc