IGN Entertainment, the owners of super-popular gaming website IGN.com, has signed a definitive agreement to be bought out by Murdoch's News Corporation. News Corp will pay $650 million for a set of sites. http://www.techarena.in/comments.php?shownews=3590 News Corp. bought InternMix for $580 million 2 months back. http://www.techarena.in/comments.php?shownews=3025