IAMMAXIMUS

Ding! Sleepless Earned level 40

Master Ninja Complete any level using only the knife to kill enemies.

Reckless Abandon Killed 15 enemies with the Berserker's action skill

The Hunger Bio Leech 100 enemies.

You're on a boat! I bet you never thought you'd be here

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

The Escape Complete 'Hunted' and 'Death From Above' on Veteran difficulty.

The Bog Complete 'The Bog' and 'War Pig' on Veteran difficulty.

The First Horseman Complete 'Shock and Awe' on Veteran difficulty.

Cosplay Kill an Enemy While Playing as an Alternate Character Costume Other Than Drake

Speedy McSpeederton Raced around the Ludicrous Speedway in record time

Desert Storm Find the Desert Eagle in 'Crew Expendable' and kill 5 enemies with it.

Get Off My Cloud Get 100 High Fall take downs.

Fully Loaded Rescued enough Claptraps to earn 42 inventory slots

New Squadron Record Complete the cargo ship mockup in less than 19 seconds.

Leader of the Pack Compare Statistics with Friends

The Second Horseman Complete 'Safehouse' on Veteran difficulty.

Tonic Collector Collect or Invent 58 Tonics in the Physical, Engineering and Combat tracks

Found Cohen's Room The player has entered Sander Cohen's personal quarters

Time Paradox Kill Makarov and complete your mission

Diamond Hard You cleaned out Vangelico to pay back Martin Madrazo.

The Man in the High Tower Find and use the hidden cache in 'Heat'.

Hell in paradise Complete act 1.

Up to the challenge Complete one challenge in the campaign

Don’t Go - Easy Finish Left Behind on Easy

Research PhD Max out all possible research

Ding! Champion Earned level 50

Brick Master Win the brick throwing contest

Casey Jones Take down 25 enemies while riding on a moving train.

Dogs. I Hate Dogs. Kill 20 attack dogs with a knife.

Man versus Machine Alert the enemy helicopter in 'All Ghillied Up' and take it down.

Your Show Sucks Destroy all the TVs showing Al-Asad's speech.

Avid Inventor Successfully invent at least 100 items

Cosplay Kill an Enemy While Playing as an Alternate Character Costume Other Than Drake

Hard Finish Finish story mode on Hard, without changing the difficulty setting.

Tis but a flesh wound! Sever 100 limbs.

Steam Punk Create weapons to rival the gods of fire or thunder.

Evil to the Core Purchase every negative Karma upgrade for each power.

The Shot Complete 'All Ghillied Up' and 'One Shot, One Kill' on Veteran difficulty.

Eyes and Ears Find 30 enemy intel items.

Flyswatter Destroy 8 enemy helicopters in 'Heat'.

Pimp My Sidearm Fully mod a weapon.

The Fourth Horseman Complete 'Game Over' on Veteran difficulty.

The Third Horseman Complete 'Heat' and 'The Sins of the Father' on Veteran difficulty.

Deep and Hard Complete the game on Hardened or Veteran difficulty.

Weapon Specialist Acquire all upgrades for all weapons

A Friendship Resurrected With friends like this who needs enemies?

Catching up on some reading Collect one Field Manual in the campaign

The Ultimatum Complete 'Ultimatum', 'All In', and 'No Fighting in the War Room' on Veteran difficulty.

Up close and personal Perform a melee kill on 10 enemies anywhere in the campaign