They've announced what some of the launch titles will be in the XBox Live Marketplace for the XBox 360. Some cool stuff in there:

As for the initial Xbox Live Arcade titles, these have now been locked down, and purchase prices are almost entirely in the 400 to 800 points ($5 to $10) range. Games include Bankshot Billiards 2 (pixelStorm, Inc.), Bejeweled 2 (Popcap Games), Gauntlet (Midway Home Entertainment), Geometry Wars Retro Evolved (Bizarre Creations), Hardwood Backgammon (Silver Creek Entertainment), Hardwood Hearts (Silver Creek Entertainment), Hardwood Spades (Silver Creek Entertainment), free title Hexic HD (Microsoft Game Studios), Joust (Midway Home Entertainment), Mutant Storm Reloaded (PomPom Games), Outpost Kaloki (Wahoo Studios), Robotron 2084 (Midway Home Entertainment), Smash TV (Midway Home Entertainment), Wik & The Fable of Souls (Reflexive Entertainment), and Zuma (Popcap Games).

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