Full list of all 70 Borderlands 2 (PS3/Vita) trophies - 49 bronze, 15 silver, 5 gold and 1 platinum.
The base game contains 51 trophies, and there are 4 DLC packs containing 19 trophies.
Unlocked all Borderlands 2 trophies
Gunzerked continuously for 90 seconds
Completed level 1 of all non-level-specific challenges with a single character
Reached level 50
Discovered all named locations
Completed all side missions
Defeated Terramorphous the Invincible
Discovered all named locations in Eridium Blight, Arid Nexus, and Sawtooth Cauldron
Remained in Zero's Deception mode for ten seconds straight
Defeated Jack
Completed the mission "Data Mining"
Opened the chest at the bus stop in Fyrestone
Completed the mission "Toil And Trouble"
Had Purple-rated gear or better equipped in every slot
Killed Donkey Mong
Discovered all named locations in The Highlands, Thousand Cuts, and Wildlife Exploitation Preserve
Completed the mission "Where Angels Fear To Tread"
Completed the mission "The Man Who Would Be Jack"
Discovered all named locations in Sanctuary, Opportunity, and Lynchwood
Completed the mission "The Once and Future Slab"
Completed the mission "Shoot This Guy in the Face"
Reached level 25
Phaselocked 100 enemies
Discovered all named locations in Three Horns, Tundra Express, and Frostburn Canyon
I can't even capture it on my camera
Completed the mission "Wildlife Preservation"
Gave Claptrap a high five
Killed a Chubby
Completed the mission "Bright Lights, Flying City"
Completed Round 5 of any Circle of Slaughter
Completed the mission "Rising Action"
Completed the mission "A Train To Catch"
Killed a flying enemy with a thrown Tediore weapon
Tipped Moxxi $10,000
Killed a Constructor without it ever building another bot
Allowed a Goliath to level up four times before killing him
Redeemed 25 tokens
Purchased 5 items from the black market
Completed the mission "A Dam Fine Rescue"
Completed 20 side missions
Killed 100 enemies with the Sabre turret
Completed the mission "Hunting The Firehawk"
Completed the mission "Plan B"
Reached level 10
Got an item from Michael Mamaril
Completed the mission "The Road To Sanctuary"
Completed the mission "Best Minion Ever"
Unlocked 10 customization items
Reached level 5
Revived someone from "Fight for Your Life!" that is on your friends list
Completed the mission "My First Gun"
Completed the mission "X Marks the Spot"
Discovered all named locations in Oasis and the surrounding Pirate's Booty areas
Completed all Pirate's Booty side missions
Completed the mission "Long Way To The Top"
Completed all Campaign of Carnage side missions
Collected 10 pictures of Moxxi in Campaign of Carnage
Completed the mission "The Fall of Nakayama"
Completed all Hammerlock's Hunt side missions
Discovered all named locations in Hammerlock's Hunt
Slew Mister Boney Pants Guy
Introduced thyself to the White Knight
Completed thy quest by rescuing yonder queen
Fed thy noble queen 3 times during one visit to her quarters
Showed thine worst enemy, the abomination known as "The Darkness," who is the nerdiest of them all
Unsheathed 5 swords from Immortal Skeletaurs without leaving the area
Won the most challenging round in Murderlin's Temple
Wielded the Mysterious Amulet
Demonstrated your skill, or lack thereof, at rolling the magical treasure orb of many sides
Vanquished the Ancient Dragons of Destruction