SEGA and Nintendo announced that two of the biggest icons in the entertainment industry, Mario and Sonic, are joining forces to star in Mario & Sonic at the Olympic Games, where players will compete in events that take place in environments based on the official venues of the Beijing 2008 Olympic Games.

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Featuring interactive 3D environments and a large cast of returning and new characters, get ready for the reinvention of Sonic The Hedgehog, in his most intense, high velocity escapade to date! SEGA has released new levels for Sonic, Shadow and Silver, each 200 points, available on XBL Marketplace.

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Rip through tracks in some high-spirited single player and wireless multiplayer action against friends as Sonic returns in a whole new racing-platformer with classic 2D gameplay in true 3D environments for gamers on the go.

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic's first next-gen adventure set in the human world! Featuring interactive 3D environments and a large cast of returning and new characters, get ready for the reinvention of Sonic The Hedgehog, in his most intense, high velocity escapade to date!

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic Rivals is a head-to-head competition between Sonic and his top rivals. Rip through tracks in some high-spirited single player and wireless multiplayer action against friends as Sonic returns in a whole new racing-platformer with classic 2D gameplay in true 3D environments for gamers on the go.

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic Rivals is a head-to-head competition between Sonic and his top rivals. Rip through tracks in some high-spirited single player and wireless multiplayer action against friends as Sonic returns in a whole new racing-platformer with classic 2D gameplay in true 3D environments for gamers on the go.

Sonic's first next-gen adventure set in the human world! Featuring interactive 3D environments and a large cast of returning and new characters, get ready for the reinvention of Sonic The Hedgehog, in his most intense, high velocity escapade to date!

Sonic Rivals is a head-to-head competition between Sonic and his top rivals. Rip through tracks in some high-spirited single player and wireless multiplayer action against friends as Sonic returns in a whole new racing-platformer with classic 2D gameplay in true 3D environments for gamers on the go.

Sonic's first next-gen adventure set in the human world! Featuring interactive 3D environments and a large cast of returning and new characters, get ready for the reinvention of Sonic The Hedgehog, in his most intense, high velocity escapade to date!

Sonic and The Secret Rings stars the Blue dude with the ‘tude on his first solo adventure since the original Sonic The Hedgehog in '91. This intense and exciting action game combines high-speed action with easy to play controls to offer a brand new experience!

Sonic's first next-gen adventure set in the human world! Featuring interactive 3D environments and a large cast of returning and new characters, get ready for the reinvention of Sonic The Hedgehog, in his most intense, high velocity escapade to date!

Sonic's first next-gen adventure set in the human world! Featuring interactive 3D environments and a large cast of returning and new characters, get ready for the reinvention of Sonic The Hedgehog, in his most intense, high velocity escapade to date!

Sonic Rivals is a head-to-head competition between Sonic and his top rivals. Rip through tracks in some high-spirited single player and wireless multiplayer action against friends as Sonic returns in a whole new racing-platformer with classic 2D gameplay in true 3D environments for gamers on the go.

Sonic The Hedgehog melds top-tier animation production values with next generation art, physics and game design to create the most intense, high velocity Sonic adventure yet! Featuring interactive 3D environments, a large cast of new and returning characters, and a blistering sense of speed, get ready for the reinvention of Sonic The Hedgehog!

Sonic Rivals is a head-to-head competition between Sonic and his top rivals. Rip through tracks in some high-spirited single player and wireless multiplayer action against friends as Sonic returns in a whole new racing-platformer with classic 2D gameplay in true 3D environments for gamers on the go.

Sonic Riders takes gamers on an electrifying ride on air boards at break-neck speeds through a wide variety of tracks. Catching massive air and pulling off insane aerial tricks will power up players against their opponents in a race to the finish line. This demo offers one track in free race mode.