Pilot a lone starship and fight through an armada of alien ships to save Earth in this classic 3D space shooter! Battle your way from Neptune, past Uranus, Saturn, Jupiter, and Mars earning power-ups and score bonuses along the way. Featuring brand new graphics and sounds for Xbox 360, players can choose to play with the classic graphics and sound as well. Challenge the world and take your skills online with the new Versus and Coop modes. List your high score on the Xbox Live leaderboards and see if you are the best in the world!

• Xbox Live multiplayer modes include Versus and Co-op.  Both modes are split screen, showing both your screen and your opponents screen.  Results are captured in the Xbox Live Leaderboards.
• Players can chose to play with either the authentic original graphics or the enhanced graphics including fully 3D rendered models for all ships and objects, a new cosmic starfield background and special effects for bullets and explosions.
• All tunes and sound effects have been digitally enhanced to sound richer and deeper.
• 12 achievements ranging from simple to challenging.