cataplexia

It's Something Earn a bronze rating on a harvested animal

Stay On Target Find 50 tracks from the same animal

The Mile Travel a distance of 1 mile (1.609 kilometers) on foot

Silver Lining Earn a silver rating on a harvested animal

Skilled Marksman Hit an animal from 100+ meters (110+ yards)

Leave No Animal Behind Harvest a wounded animal

Nerves Of Steel Down an animal while having an elevated heart rate

Novice Marksman Hit an animal from 50+ meters (55+ yards)

Win the War Complete the game on any difficulty.

Bird on the Ground Shoot down an enemy helicopter with an RPG in the single player campaign.

Desperate Measures Corner Zakhaev's Son.

Explosion Man Kill 20 enemies with explosives in a single level.

Piggyback Ride Carry Cpt. MacMillan to safety.

Reinforcement Denied Kill at least 3 rappelling enemies in a single rope.

Wrong Number Find Al-Asad's safehouse.

Down Boy Down Survive a dog attack.

Death From Above Operate an AC-130 gun ship.

Roadkill Kill 2 enemies by blowing up a car in the single player campaign.

Straight Flush Kill 5 enemies with one shot while in the AC-130 gunship.

Daredevil Kill an enemy while blinded by a flashbang in the single player campaign.

Save the Bacon Protect 'War Pig', the Abrams tank.

Rescue Roycewicz Save Pvt. Roycewicz on the stairs.

Defeat 25 Grubs Defeat 25 grubs in battle

Rescue Redgi's Brothers Rescue Redgi's brothers from the Frog clans

Collect Monster Parts Collect 50 Monster Parts

Two Handed Weapon Receive the first two handed weapon

Ranged Weapon Receive the first ranged weapon

Defeat 25 Frogs Defeat 25 frogs in battle

Become King Become King of the Rat Kingdom

Complete Guard Faction Complete the Training Quest on the Guard Faction Board in the Rat Fort

Hope Finish episode "Jerusalem" on any difficulty

Can't fool me Kill 20 lying zombies before they get up
20/20

The floor is lava Burn 10 zombies with one gasoline puddle

Escape Finish episode "New York" on any difficulty

Torero Kill Bull during charge

Teamwork Finish any level with full team

Explosive Kill 10 zombies with gas cylinder explosion
10/10

Sport kills Kill Lurker midair

Unleashed on Cam Knockout your training partner during a streamed session in your Career.

Employee of the Month Complete an optional Contract Bonus in your Career.

I'm Back! Use Evolution Points to recover a lost attribute point in your Career.

Facebreaker Finish a fight by ground & pound.

Overachiever Complete all optional challenges from a sparring session in your Career.

The Pro Finish your training and sign your first Career contract.

Risky Offer Accept an Amateur fight against a high level Wrestler.

The Apprentice Upgrade a move during a fight or training in your Career.

Thrown to the Wolves Make your amateur debut in the Opening Experience.

Guardian Angel Revive a knocked-downed teammate.

For Her Majesty Destroy 4 enemy tanks in a single match while using a British tank. MP Only.

Can't Touch This Kill 5 players without dying
5/5