Full list of all 73 Fallout 3 trophies - 41 bronze, 24 silver, 7 gold and 1 platinum.
The base game contains 51 trophies, and there are 5 DLC packs containing 22 trophies.
Collect all other 50 Trophies for this Trophy
Reached Level 8 with Bad Karma
Reached Level 20 with Neutral Karma
Reached Level 14 with Neutral Karma
Reached Level 20 with Bad Karma
Reached Level 14 with Bad Karma
Reached Level 8 with Neutral Karma
Hacked 50 terminals
Collected 20 Vault-Tec Bobbleheads
Picked 50 locks
Won 50 Speech Challenges
Completed "Agatha's Song"
Completed "Stealing Independence"
Completed "Reilly's Rangers"
Completed "You Gotta Shoot 'Em in the Head"
Completed "Strictly Business"
Completed "The Superhuman Gambit"
Completed "Blood Ties"
Kill all the Super Mutant Behemoths
Discovered 100 locations
Made one of every custom weapon
Completed "The Nuka-Cola Challenge"
Collected 10 Vault-Tec Bobbleheads
Reached Level 20 with Good Karma
Completed "Tenpenny Tower"
Completed "Take it Back!"
Killed 300 people
Completed "The American Dream"
Completed "Head of State"
Completed "Rescue from Paradise"
Completed "Finding the Garden of Eden"
Completed "Picking up the Trail"
Completed "Big Trouble to Big Town"
Completed "Trouble on the Homefront"
Completed "The Waters of Life"
Reached Level 14 with Good Karma
Completed "Tranquility Lane"
Completed "Scientific Pursuits"
Completed "The Replicated Man"
Killed 300 creatures
Placed a grenade or mine while pickpocketing
Completed "Oasis"
Completed "The Wasteland Survival Guide"
Completed "Galaxy News Radio"
Completed "Following in His Footsteps"
Reached Level 8 with Good Karma
Completed "Those!"
Completed "The Power of the Atom"
Completed "Escape!"
Took the G.O.A.T.
Got the Pip-Boy 3000
Reached Level 30 with Good Karma
Reached Level 30 with Neutral Karma
Reached Level 30 with Bad Karma
Completed "Who Dares Wins"
Completed "Shock Value"
Completed "Death from Above"
Collected all Alien Captive Recordings
Completed "This Galaxy Ain't Big Enough…"
Completed "Among the Stars"
Completed "Not of This World"
Completed "Operation: Anchorage!"
Completed "Paving the Way"
Completed "The Guns of Anchorage"
Completed "Aiding the Outcasts"
Completed "A Meeting of the Minds"
Discovered all locations within Point Lookout
Completed "Walking With Spirits"
Completed "The Local Flavor"
Completed "Free Labor"
Completed "Unsafe Working Conditions"
Found All 100 Steel Ingots
Completed "Into The Pitt"