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Share and Share Alike Use the RIG to give an item to your Co-Op partner.

Fell-handed Deal 1500 damage in a single melee strike.

Shootbang Kill 30 Soldiers with head shots.

Enemy of the Wastes Kill 500 enemies on Quests

Audio Enthusiast Collected all Audio Diaries in Burial at Sea - Episode 1.

Invaders! Save enough Teensies and get rid of the Dark Teensies to make all the Invasion paintings appear

Left Behind Obtain a relic

Big Ol' Flower Exterminate the Spider Queen.

“The ‘I’ in Team” – Pacifist Rescued the Little Sister in “The ‘I’ in Team” without destroying any Machine Gun Turrets

A Better Future, Underground Upgrade 20 Rooms to Level 3

“Worlds of Hurt” - Rescuer Rescued the Little Sister in “Worlds of Hurt”

Knifin' Around Defeat 100 enemies with the knife in the main campaign.

It's All About the Points Score at least 40,000 points in Survivors.

Stronger! Smarter! Completed the Badass Round of The Holodome.

Maxed Out Fully upgrade all weapons and equipment.

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

A true champion Win a Gold cup at the end of a Challenge

Friendship Rules Revive someone from "Fight for Your Life!" that is on your friends list.

Reunion See the alternative ending on any difficulty mode.

Nature Bloom 10,000 flowers.

Firebird Kill a demon with fire.

5 O'clock Take part in the Admiral's tea party on the TAIGA level.

Melonpopper - 15 headshots using the sniper rifle Get 15 headshots using the VC32 Sniper Rifle

Fragmartyr - Kill 2 Helghast whilst taking your own life Kill 2 Helghast at once and take your own life using a single frag grenade

Here's My Resignation Moira defeats Neil in Claire's Episode Three.

Overload Use the EMP to take down 10 Steelhead Auger shields

Axe skater With Barbara or Elysia, slide on your axe for 30 meters

“A Shocking Turn of Events” – Collector Found all collectable Roses in “A Shocking Turn of Events”

Chocolate Chip Confirmed Allow Tiny Tina to arm the moonshot cannon.

Platinum Blades and Dark Corners You have mastered the City of Dunwall and unlocked all Trophies

Stressing Escape Completed the Escape under 4 minutes and 20 seconds.

One Eyed Jack Find and kill 'Jack' in Graterford Prison

Role Reversal Use the Gun Scout Hijack Takedown to kill 10 enemies.

Across the Moors Complete Craghill Moors

Auriel's Bow Use the special power of Auriel's Bow

Sightseer You have taken all variations of the helicopter tours of Liberty City.

“A Shocking Turn of Events” – Master Electrician Charged up the Ferris Wheel 9 different times in “A Shocking Turn of Events”

No Escape Destroy all Warden vehicles in the Motorpool

That's How We Roll! You unlocked the special ability of Brucie's helicopter ride.

Urban Ranger Complete 30 Quests

Frickin' Laser Beams Get to the first mineshaft without being hit by sniper fire in Mt. Pleasant, PA

Lost to the Ages Complete "Lost to the Ages"

Robin Hood Kill 30 enemies with Crossbow.

Morituri te salutant Survive 30 consecutive waves with at least one co-op player.

The Nanny Kill 30 Crawlers without detonating them

Attacks Evasion Perform 20 Evade Attacks that hit an enemy.

Armed for Bear Cold Darkness Challenge: Pick up 6 different weapons

Snipe Hunt Collect all Deadeye rifles without dying while fighting the Widowmaker in St. Louis

Suit Up Collect your first suit

The Gully Completed the larger challenge in The Gully coliseum