An updated version of Bungie's first-person shooter Marathon: Durandal is to be released over Xbox Live Arcade later this summer.
The game was originally released in 1995 for the Apple Mac, and is currently in development at Totemball studio Freeverse.
During Microsoft's E3 Media & Business Summit presentation, Jeff Bell, VP of marketing said Microsoft intends to release a total of 100 XBLA games on the service before the end of the year.