GTA IV, Dead Space coming to Xbox 360 Games on Demand this month

The Xbox 360's Games on Demand service is getting quite the booster shot this month, as Microsoft has announced six new titles coming to the service in October. The festivities kicked off earlier this week with the release of Rainbow Six Vegas 2 and Call of Duty 3. Here's what the rest of this month has in store:

October 13

• Grand Theft Auto IV

October 20

• Midnight Club: Los Angeles
• Army of Two
• Sonic Unleashed

October 27

• Dead Space
• DiRT

There's no word on price for any of these titles right now, so we've checked with Microsoft and will be sure to update you when we hear back.