Grand Theft Auto IV

Rockstar North really pushed the boat out with GTA 4 with one of the biggest marketing campaigns ever conceived for a game, reportedly costing 100 Million USDin addition to another $100 Million for development costs. Its release in 2008 made it the costliest video games ever produced. The official website had 13 unique teasers and four different cinematic trailers alongside a TV commercial, viralmarketingand more generic advertising.