(RUMOR) - Eidos Quiet on Tomb Raider Anniversary for 360Eidos has declined to comment on rumors that Tomb Raider Anniversary is heading to Xbox 360. Speculation erupted after a listing for the game was found on the Entertainment Software Ratings Board website. It suggests that four different missions, or maps, will be released on Microsofts console - probably through Live Marketplace. Advertisement Both release date and price are yet to be set. Tomb Raider Anniversary is a revamp of the first game in the iconic action series. Its built on the Tomb Raider Legend engine - the same one featured in the Xbox 360 game, which suggests it wouldnt be too difficult for developer Crystal Dynamics to replicate the adventure.