Ion Assault is a multidirectional shooter video game developed by Coreplay

Coreplay

Coreplay is a computer game developer located in Munich, Germany. The company has been founded by Peter Ohlmann and Andreas Drude in 2007. Peter Ohlmann previously worked on The Settlers II, Knights and Merchants and SpellForce 2....

 and published by Black Inc. for the Xbox Live Arcade

Xbox Live Arcade

Xbox Live Arcade is a type of video game download distribution available primarily in a section of the Xbox Live Marketplace, Microsoft's digital distribution network for the Xbox 360, that focuses on smaller downloadable games from both major publishers and independent game developers...

 and Microsoft Windows

Microsoft Windows

Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

. It was released in North America and Europe on September 23, 2009 and priced at 800 Microsoft Points

Microsoft Points

Microsoft Points are the currency of the Xbox Live Marketplace, Games for Windows - Live Marketplace, Windows Live Gallery, and Zune online stores. The points allow users to purchase content without a credit card and to reduce the number of small credit card transaction fees, which Microsoft would...

. Its gameplay is similar to that of the classic arcade shooter Asteroids. Ion Assault is the first Xbox LIVE Arcade game developed in Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

.

Ion Assault was released for Windows on the Steam platform on November 17, 2010.