Grand Theft Auto 4 is an open world action-adventure game released in 2008, set in a fictional version of New York called Liberty City. The main character is Niko Bellic, an Eastern European war veteran who has come to Liberty City to chase the American Dream. Players can explore Liberty City and interact with various characters to complete missions and unlock rewards like girlfriends, friends, and services to aid in gameplay. GTA 4 was a major commercial success, breaking sales records and becoming one of the best-selling entertainment properties of all time.