Impossible Trinity – Complete “Museum Piece” mission
You Got the Message – Deliver all 30 cars that are ordered via text messages
Assassins Greed – Complete all 9 assassin missions
Under the Radar – Fly under all the main bridges that are in game
Dial B for Bomb – Unlock the ability of Packie’s car bomb placement
Gracefully Taken – Complete the “I’ll Take Her” mission
No More Strangers – Meet all the random characters
That Special Someone – Complete “that special someone” mission
Teamplayer – Kill 5 opposing team members
Fly the Co-op – Complete “Deal Breaker”, “Bomb da Base II”, and “Hangman’s Noose”
Join the Midnight Club – Win a multiplayer race without too much vehicle damage
Cut your Teeth – In multiplayer, successfully move up a rank
Let Sleeping Rockstars Lie – Kill a Rockstar in multiplayer
Auf Wiedersehen Petrovic – Win all variants of multiplayer games
Top the Midnight Club – Win 20 different multiplayer standard races
Top of the Food Chain – Kill 20 people with a pistol in a deathmatch
Taking It for the Team – Be on a winning team in all multiplayer team games
A little above the bronze, the silver, gold and platinum trophies are a little more difficult to obtain.
Silver Trophies
You Won – Complete the story
Liberty City – All your friends like you above 90%
Endangered Species – Collect every hidden package in game
Dare Devil – Complete all unique stunt jumps
One Man Army – Survive a 6 star wanted level for 5 minutes
Gold Trophies
Key to the City – Complete GTA 4 to 100%
Liberty City Minute – Finish the story in less than 30 hours
Wanted Man – Achieve the highest rank possible in multiplayer
Platinum Trophy
Taking a Liberty – Get all the other trophies