Innovation is what drives the videogame industry forward. Despite all the carbon copies of other titles out there, great games with original ideas are almost always more successful their clones. More importantly, they're the games that go down in the annals of history. Nobody will ever forget the first Super Mario Bros., The Legend of Zelda: Ocarina of Time or Grand Theft Auto III simply because of the sheer originality of their design. With that said, which PlayStation games were not the followers, but the trailblazers at E3 2008? Read on for the nominees.