ScienceNHipHop

Radio Silence Complete the game without using the radio.

Bloodlust Collect 5000 microsamples of infected blood with the blood collector.

One Man Army Kill 400 enemies.

All in the Family Collected all of the Mysterious Objects.

Never Saw It Coming While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.

Mystery solved Find all the secret files

Dream Team Complete all the main quests cooperatively with any number of partners

You've Made My Hit List Complete 6 Hit List exclusive missions

Sins of the Fathers Complete the War Stories Under No Flag, Nordlys & Tirailleur on Hardcore

Feat Fetish Perform every Feat.

Chain Reaction Damaged fifteen foes with an exploding enemy, using the Radar Range in Burial at Sea - Episode 1.

They Never Stop Comin'! Collect 10 Million Bolts

Diligent Reader Collected all files.

I AM the Batman! Reclaim your city.

Slimy Rescue Rescued the Bot in Suck It Up.

Two Heads, One Bullet Kill or incapacitate 2 enemies with the same sniper rifle shot.

DLC: Mars: Slimy Death Hit 10 Arachnids with Crabmones.

Sands of Time Play the game for over 10 hours

Adapting to Circumstance Achieve Weapon Proficiency level 30

A Ripple in Time Obtain the item that lies beyond the gate in the sewers in Barry's Episode Three.

It's an Order Mark 100 opponents which were then killed by your co-op partners

Double Trouble - Reach the river in Co-op Made it to the Corinth River in Co-op mode

Omega Man Get all the Omega Weapons including the Rhynocerator

I Don't Have Time for This! It won't stay dead! Better only fight when I have to. (Ch. 7)

Autojock Buy all vehicles available for purchase.

Practice Makes Perfect! Earn 26 Relics (gold or better).

Vicious Circle Reach the "Maria" ending.

Crushed Kill an Abadon Mutant Crusher with the Phoenix

Juggernaut Kill 100 enemies using charge attacks

Never Touch the Stuff Complete the main story without using herbs or med injectors.

The N. Trepid Crash Bandicoot! Collect all the Crash Bandicoot Trophies.

Get Your Right Foot Wet Complete a match in Competitive Co-Op mode. (Online co-op only)

Meet the Deadline You made it all the way to the Cauldron Lake lookout in under 30 minutes.

The Old Gibber Kill 100 enemies with Gun Channeling while playing as Jackie

Truly Talented Max out 3 of Jackie's Talent Trees

Hanging Rescue Rescued the Bot in Handhold Havoc.

V for Vendetta After reviving with Second Heart, kill or incapacitate the enemy who killed you within 5 seconds.

Suck it Up Kill 50 enemies with Black Hole while playing as Jackie

The Quick and the Dead Kill or incapacitate 50 enemies while time is slowed.

Harm's Way You caused 5 unintentional suicides

Professional Tourist Find all pages from the guide book

Relic Hunter Find all 29 Relics in the single player campaign

Pieces Unarranged Collect all the Strange Photos in a single playthrough.

Resolute Agent Complete the main story on at least Standard (Classic) difficulty.

News junkie Find all the volunteer's voice recordings

Gesture Maestro Learn all gestures

That Helped, Right? Experienced all Vault Hunter Modes using VaultHunter.EXE.

"You Mean the Chaos Levels?" Reach Chaos level 10.
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DLC: Mars: Nick's Story Complete the game (Host Only).

DLC: Zombies: FertiliZer Kill 10 Gougers or Hot Heads with the tractor in Fields of Terror.