Gutrotbuster

Learning the ropes Reach level 10.

Cardio Travel a distance of 20 kilometers on foot.

Knock, knock Breach a locked door with the first blow.

A taste of everything Kill a zombie with 10 different melee weapons.

One Man Army You survived a 6 star wanted level for a full 5 minutes.

Chain Reaction You exploded 10 vehicles in 10 seconds.

Rolled Over You managed 5 car rolls in a row from one crash.

Endangered Species You collected every hidden package in the game.

Key To The City You completed GTA IV to 100%.

Dare Devil You completed all the unique stunt jumps.

You Won! You have completed the story.

That Special Someone You completed the mission "That Special Someone".

No More Strangers You've met all the random characters.

Assassin's Greed You completed all 9 assassin missions.

Under The Radar You flew under all the main bridges in the game.

Impossible Trinity You completed the mission "Museum Piece".

Gracefully Taken You completed the mission "I'll Take Her".

Sightseer You have taken all variations of the helicopter tours of Liberty City.

You Got The Message You delivered all 30 cars ordered through text message.

Genetically Superior You came first in 20 singleplayer street races.

Half Million You have amassed a fortune of $500,000.

Liberty City (5) Your friends all like you above 90%.

Manhunt You completed the most wanted side mission.

Dial B For Bomb You unlocked the special ability of Packie's car bomb placement.

Full Exploration You unlocked all the islands.

Cleaned The Mean Streets You caught 20 criminals through the police computer.

Gobble Gobble You got a turkey in 10-pin bowling.

King of QUB3D You beat the high score in QUB3D.

Kamikaze Complete a level on Regular difficulty or higher using only melee or grenades. (Solo only)

Throw a Six and a Half On Hardened or Veteran difficulty, complete a level without dying. (Solo only)

Iron Fist Destroy all towers and bunkers in 'Blood and Iron'.

Hardened War Hero Complete the game on Hardened or Veteran difficulty. (Solo only)

Bearing the Burden Complete 'Downfall' on Veteran difficulty. (Solo only)

For the Motherland Complete 'Heart of the Reich' on Veteran difficulty. (Solo only)

The Sun Sets Complete 'Breaking Point' on Veteran difficulty. (Solo only)

Blowtorch and Corkscrew Complete 'Blowtorch and Corkscrew' on Veteran difficulty. (Solo only)

One Bad Gato Complete 'Blackcats' on Veteran difficulty. (Solo only)

"When It Rains, It Pours" Complete 'Eviction' on Veteran difficulty. (Solo only)

No Return Complete 'Ring of Steel' on Veteran difficulty. (Solo only)

Hell on Wheels Complete 'Blood and Iron' on Veteran difficulty. (Solo only)

Fearless Complete 'Relentless' on Veteran difficulty. (Solo only)

Scorched Earth Complete 'Burn 'em Out' on Veteran difficulty. (Solo only)

Purple Heart When staring into the face of adversity, show courage and persevere.

The Hammer Strikes Complete 'Their Land, Their Blood' on Veteran difficulty. (Solo only)

Architect Complete 'Vendetta' on Veteran difficulty. (Solo only)

The Sword Is Broken Complete 'Hard Landing' on Veteran difficulty. (Solo only)

Bloody Peleliu Complete 'Little Resistance' on Veteran difficulty. (Solo only)

Get Your Hands Dirty Complete 'Semper Fi' on Veteran difficulty. (Solo only)

Guardian Angel In the final battle for Okinawa, save Sergeant Roebuck.

Grave Robber Collect all Death Cards in the game. (Solo only)