After he's nearly busted in a smuggling operation on the Adriatic Sea, he decides that it's time to move on from criminal activities and sets sail for Liberty City in the United States, where his cousin Roman claims to have become a self-made millionaire.
One of the biggest changes from previous installments was 's ability to take advantage of the Internet connectivity that virtually all consoles of the time had built in.
A number of multiplayer game modes are offered, from classic deathmatch and team deathmatch to team-based co-op missions.
There's even an open sandbox mode so you can run around Liberty City doing whatever you want, be it with your friends or complete strangers.
Before the game's release, Rockstar signed a $50 million deal with Microsoft to produce two downloadable expansion packs exclusively for the Xbox 360 in 2009.
series and the first one to appear on a seventh generation console.
It was also, thanks to a famous slip-up by Sony over renewing their previous contract with Rockstar for exclusive publishing rights, the first entry to get a simultaneous Multi-Platform release, as well as the first to have downloadable content.
The game certainly takes advantage of the new hardware to the fullest - character models are much more realistically detailed and animated, as is just about everything else.
Set in the late 2000s, the story follows Niko Bellic, a veteran of the Yugoslav Wars who turned to crime in an attempt to track down the traitor who got his squad killed.
Of course, this was a major flashpoint in the Console Wars.