Defeat 20 enemies with the Hydra using a quick shot.

You were on the winning team in all multiplayer team games.

Complete Chapter 3 in Jake's campaign.

You killed 5 opposing team members.

You completed GTA IV to 100%.

Counter an enemy's attack three times in row.

You successfully killed 20 players with a pistol in a deathmatch.

You've met all the random characters.

Complete Chapter 1 in Jake's campaign.

You completed all the unique stunt jumps.

You came first in 20 singleplayer street races.

You completed all 10 Exotic Export orders.

You unlocked the special ability of Brucie's helicopter ride.