Complete 5 missions in the Arid Badlands

Complete all missions in the Arid Badlands

Complete 5 missions in the Rust Commons

Complete all missions in the Rust Commons

Kill an enemy by stomping on its head

Race around the Ludicrous Speedway in under 31 seconds

Apply an elemental artifact

Earn level 5

Earn level 10

Earn level 20

Earn level 30

Earn level 40

Discover Skag Gully

Discover Sledge's Safe House

Discover Headstone Mine

Discover Trash Coast

Discover The Scrapyard

Discover Krom's Canyon

Discover Crimson Lance Enclave

Discover Eridian Promontory

Earn level 50

Kill 25 enemies by ramming them with any vehicle

Kill 5 Rakk in under 10 seconds

Earn $1,000,000

Sell 50 guns to a shop

Win an arena match

Win a duel against another player

Rescue a groupmate from death in a co-op game

Complete 15 missions in co-op

Play in a co-op game with either an employee of Gearbox or someone who has this achievement

Reach proficiency level 10 with any weapon type

Win a duel without taking damage

Kill 25 enemies with corrosive weapons

Kill 25 enemies with shock weapons

Kill 25 enemies with incendiary weapons

Kill 25 enemies with explosive weapons

Equip a class mod for your character

Rescue enough Claptraps to earn 42 inventory slots

Kill an enemy with the Siren's action skill

Kill 15 enemies with the Hunter's action skill

Kill 15 enemies with the Berserker's action skill

Kill 15 enemies with the Soldier's action skill

Complete the

Completed the ''Jakobs Fodder'' mission

Completed the ''House of the Ned'' mission

Complete the Prove Yourself mission

Reach the end of the larger challenge in the Hell-Burbia coliseum

Reach the end of the larger challenge in The Angelic Ruins coliseum

Reach the end of the larger challenge in The Gully coliseum

Reach the end of each of the 3 larger challenges with one character

Build the New Car: Monster

Rescue Athena

Destroy the Lance Depot

Kill Crawmerax the Invincible

Kill each of the loot midgets

Destroy a Lancer while in a Racer

Reach Level 51

Reach Level 61

Complete all missions in Secret Armory

Mastered the technology of Pandora

Killed Sledge

Killed Krom

Killed Flynt

Killed the Rakk Hive

Killed the Vault Boss

Defeated the Rakk Hive, the Vault Boss, Sledge, Krom, or Flynt in a co-op game

I bet you never thought you'd be here.

Killed Ned...sort of

Killed Ned. Again.

Paid for a worthless tour of the world's largest bullet