Full list of all 81 Borderlands: Game of the Year Edition trophies - 59 bronze, 17 silver, 4 gold and 1 platinum.
The base game contains 51 trophies, and there are 4 DLC packs containing 30 trophies.
You have defeated all bosses and are a powerful force to be reckoned with
Earned level 50
Earned level 40
Killed 15 enemies with the Hunter's action skill
Killed 15 enemies with the Soldier's action skill
Killed an enemy with the Siren's action skill
Killed the Vault Boss
Earned level 30
Earned level 20
Reached proficiency level 10 with any weapon type
Earned level 10
Earned level 5
Play with at least two other players.
Rescued a groupmate from death in a co-op game
Completed 15 missions in co-op
Emerged victorious from an arena match
Defeated the Rakk Hive, the Vault Boss, Sledge, Krom, or Flynt in a co-op game
Won a duel against another player
Won a duel without taking damage
Killed Flynt
Killed Krom
Killed Sledge
Raced around the Ludicrous Speedway in record time
I bet you never thought you'd be here
Killed the Rakk Hive
Discovered The Scrapyard
Discovered Crimson Lance Enclave
Discovered Krom's Canyon
Discovered Headstone Mine
Killed 5 Rakk in under 10 seconds
Killed an enemy plumber-style
Killed 25 enemies with corrosive weapons
Rescued enough Claptraps to earn 42 inventory slots
Discovered Sledge's Safe House
Discovered Eridian Promontory
Discovered Skag Gully
Applied an elemental artifact
Equipped a class mod for your character
Completed all missions in the Rust Commons
Completed 5 missions in the Rust Commons
Discovered Trash Coast
Completed all missions in the Arid Badlands
Completed 5 missions in the Arid Badlands
Killed 15 enemies with the Berserker's action skill
Killed 25 enemies by ramming them with any vehicle
Killed 25 enemies with explosive weapons
Killed 25 enemies with shock weapons
Killed 25 enemies with incendiary weapons
Mastered the technology of Pandora
Earned $1,000,000
Sold 50 guns to a shop
Completed the "Jakobs Fodder" mission
Killed Ned. Again.
Killed Ned...sort of
Completed the "Braaaaaaaaaaaaains!" mission
Completed the "House of the Ned" mission
Completed the lesser challenge in all 3 coliseums
Completed the larger challenge in the Hell-Burbia coliseum
Completed the larger challenge in The Gully coliseum
Completed the larger challenge in The Angelic Ruins coliseum
Completed each of the larger challenges in all 3 coliseums
Killed each of the loot midgets
Reached Level 61
Reached Level 51
Destroyed Lance Depot
Rescued Athena
Built the New Car: Monster
Killed Crawmerax the Invincible
Completed all missions in Secret Armory
Paid for a worthless tour of the world's largest bullet
Destroyed a Lancer while in a Racer
Completed a crazy request for Tannis
Killed the Interplanetary Ninja Assassin Claptrap
Killed Commandant Steele-trap
Killed Dr. Ned-trap
Killed General Knoxx-trap
Collected 5 3D glasses
Collected 15 Claptrap bobbleheads
Found 25 oil cans
Collected 3 panties, 5 fish in a bag, and 15 pizzas
Found all 6 Claptrap statues