Two new Xbox Originals now available (and the scheduled maintenance is complete)

Now that the Xbox LIVE Scheduled Maintenance is now complete, two new Xbox LIVE Originals are available in the Marketplace*:  

Content: Tom Clancy's Splinter Cell Chaos Theory
Price: 1200 Microsoft Points
Availability: Not available in Japan and Korea
Dash Text: [ESRB: M (MATURE) BLOOD, VIOLENCE, STRONG LANGUAGE] Players 1-2, System Link: 2-4, Xbox LIVE Multiplayer 2-4, 5.1 Surround Sound. GAME-PLAY ALERT: This game has been fully tested to successfully play on your Xbox 360 console. However, in some cases, you may see some minor irregularities with audio/video for brief periods. For more details, see www.xbox.com/xboxoriginals. The next installment of the critically acclaimed stealth-action franchise, Tom Clancy's Tom Clancy's Splinter Cell® Chaos Theory™ sends Sam Fisher on a perilous mission to stop a cyberterrorist plot that threatens worldwide war. There are no refunds for this item. For more information, see www.xbox.com/live/accounts.
Size: 5.39 GB

Content: Metal Arms: Glitch in the System
Price: 1200 Microsoft Points
Availability: Not available in Japan
Dash Text: [PEGI: 12+] Single Player, 5.1 Surround Sound. GAME-PLAY ALERT: This game has been fully tested to successfully play on your Xbox 360 console. However, in some cases, you may see some minor irregularities with audio/video for brief periods. For more details, see www.xbox.com/xboxoriginals. Blast your way to victory as Glitch, the gun-slinging, half-ton menacing bot of Droid City. Found as scrap metal, but transformed into destructive machinery, Glitch is determined to free his people from the evil clutches of General Corrosive and his maniacal army of Mil bots. Unleash a world of pain as you annihilate the General’s sinister plan to dominate the world and salvage the robot race in Metal Arms! There are no refunds for this item. For more information, see www.xbox.com/live/accounts.
Size: 1.61 GB

*Marketplace Blade>New Arrivals>Xbox Originals

Edit:  A few folks may still be seeing sign in or matchmaking issues. Engineers are looking in to this at this time. The issue has been fixed. Thanks for your patience.  If you are still having problems connecting or staying signed in, please read my comment here so I can help.