Electron329

Walk in the Park Complete Mission 3 (Any Difficulty Level)

Who Needs Air? Suffocated for 5 continuous minutes without dying.

On top of the World Complete Mission 4 (Any Difficulty Level)

Air Supremacy Killed 100 enemies with Wolf.

Out of the City Complete Mission 5 (Any Difficulty Level)

Aim For The Head Perform 500 Headshots

Hospital Bill Through the Roof Complete Mission 6 (Any Difficulty Level)

Who You Gonna Call? Completed the "Sub-Level 13" missions with 3 other players.

Blown To Bits Blow Up 1 000 Zombies

Gravedigger Complete Mission 7 (Any Difficulty Level)

Train to Nowhere Complete Mission 8 (Any Difficulty Level)

Sleeping with the Fishes Complete Mission 9 (Any Difficulty Level)

Zombie Hunter Kill 10 000 Zombies

Took the Highway Complete Mission 10 (Any Difficulty Level)

Executioner Killed 10 enemies in a single activation of Showdown.

Space Lord Reached level 50.

Up Close & Personal Perform 500 Melee Kills

Looter Collect All The Loot In Any Mission

Borderland Defender Round 1.5 Unlocked all Borderlands: The Pre-Sequel trophies.

Pyromaniac Burn 1 000 Zombies

Mediocrity Complete Campaign Mode On 'Normal'

Still In the Game Survive to Round 5

Double the Action Complete Campaign Mode In Co-Op Mode

Skilled Complete A Mission Without Receiving Any Damage

Car Killer Destroy 500 Vehicles

Top Gear Collect All Armor Pieces

Tough Enough Complete Campaign Mode On 'Grim'

Dynamic Duo Complete a Round in Co-Op Without Either Player Taking Damage

Memento Collector Find all mementos in single player campaign in a single playthrough

Found 'Em Find all the Egogate emblems

King Of Looters Collect All The Loot In Every Mission

Combo Master Get the Apocalypse Combo Kill Bonus (150 Kills)

Keep It Up Complete a Round with a Kills-per-minute rate of 100 or more

Genocidiary Kill 53 597 Zombies

Morbid Curiosity Complete Campaign Mode On 'Morbid'

Very Dead Complete A Mission On 'Undead'

Never Give Up Survive to Round 10

Romero Would Be Proud Collect All Trophies

First Blood Finish a round of Last Stand

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.

Gone Spelunking Retrieve all 55 Audio Logs and 25 UrbEx Diaries the Underground.

Volcano Sovereign Defeated Axel & Orserk

Seasoned Pal Tamer Caught 90 kinds of Pals

Desert Sovereign Defeated Marcus & Faleris

The Beast Below Reach Underground Rank 40.

Conqueror of the Sea Seized the Oil Rig

Astral Sovereign Defeated Victor & Shadowbeak

The Final Descent In The Frozen Dawn, enter the lost city of Thule.

Iron Heart Crafted 10,000 ingots

Objectively Good Capture an objective, build both fortifications and unlock both perks