Lefern

Photo-Finish Beginner Gain a star in any event of 'Photo-Finish'

Sprinter Reach the exfil chopper with 1:30 remaining on the clock in Regular or Hardcore difficulty.

Perfect Action Completed a stage without taking any damage on Hard difficulty or above

Run the Gauntlet Complete "Desperate Escape" on Professional.

Amethyst Medal Defeated the Giant Orb using Dark Knack

Helping Hands Revive a Co-op player 20 times

The Family Secret Complete the main quest in the story

Maximum Firepower Take control of an ASP.

Unbroken Complete Broken Age

He'll live Knock out an enemy by shooting him in the legs

War never ends Finish 8 Faction Missions in a single day.

Class-A Ninja Complete game on Normal difficulty

DLC: Zombies: Killer BeeZ Destroy all the Zom-bee nests in Laboratory of the Dead.

Hard as Nails Finish all missions on hard difficulty or above.

World Tour! Complete the "Living Dead Party" world

Barkeep Began Sammy's Renovation

Cuts Like A Knife Collect All Kunai Upgrades

It's Starting to Grow on Me Use Rose's mutamycete powers at least 20 times.

Blood Bath Kill 200 opponents in BATTLEMODE

Greetings from Obvious Town Reconnect with some old friends

Still Tastes Good Endurance Challenge: Eat the meat of 5 wolves that were killed with poison damage

She Must have a Reason Stand up for someone even though you haven't met her

Rough Justice Stop Penguin's escape from GCPD.

Army of One Win 15 matches in Slayers.

Trauma Center Defeat Dr. Benedict.

Conga Line! Get chased by 5 enemies at the same time

Poncho'd Out Complete the Combo Chicken quest (Defeat Poncho forever)

Sting like a bee Kill a Breacher, a Rocket Gunner and a Sniper with CQC while in stealth.

Nature Retreat Endurance Challenge: Survive for 7 days

Babysitter - Revive 25 Buddies Revive your buddies a total of 25 times

Hail to the king, baby! Reach Rank 100.

Sunstone Medal Defeated Katrina's Mech using Sunstone Knack

Lancer Killer Kill a Lancer Big Daddy

Rubber Ducks Destroy 5 Rubber Ducks sent by Sharkmen

CQC FTW Finish the game using only your knife (no lighter, Defensive Items, and stomping zombie heads).

Unnatural Talent Read Luigi's mind while he's singing

Spitting Lead Kill 50 enemies using the Wraith with the force barrier engaged in the single player Campaign.

Plutophobia Reach level 50 or higher.

Bouncer Keep Chimeran forces from entering the Brewpub

Die by the Sword Complete World of Tomorrow.

Not out of Gobblegum! In Shadows of Evil, purchase and chew every type of GobbleGum in your Pack.

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

A Game of Chicken Crash into a flying airplane with your own plane

T-Bone: Friends in Need Complete Act 1

Unstoppable Arsenal Completely upgrade all weapons.

Soul Cache Destroy all 4 Soul Caches in The Slag Pit.

Don't Stop Running Finish the game in three hours.

Friend Indeed Save your captured partner ten times in the main campaign.

Pinball Dreams Destroy a vehicle with the PBX Auto-Slug 4 shotgun's "Ricochet" secondary fire

Overachiever Earn 48 stars in Special Ops Mission Mode.