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