We all need our video game knowledge tested every now and then, just to keep us on our toes! 1Up recently posted these fun puzzle images where the game titles are hidden within the image. All you have to do is guess what the games are. Simple, right? Well, it's not as straight-forward as that. While the game titles are hidden, the references may be a little obscure. Put your gaming knowledge to the test. There are four images in total which can be found [URL=http://www.1up.com/features/puzzle-time-fun-world-9-5]here.[/URL] The answers follow shortly after but no cheating! Did you find them all? Source: [URL=http://www.1up.com/features/puzzle-time-fun-world-9-5]1Up[/URL] Illustration: [URL=http://mudron.bigcartel.com/]Bill Mudron[/URL] [URL=http://www.gameculture.com/2011/03/08/pic-day-puzzle-time][B][COLOR=#8e0505]Read More[/COLOR][/B][/URL] [url=http://www.gameculture.com/2011/03/08/pic-day-puzzle-time]More...[/url]