Major Nelson has posted his monthly preview of upcoming Xbox Marketplace content, which receives the obligatory winter "wrapping" this time of year. Additionally, Microsoft is offering 400 points back for purchasing a pair of qualifying XBLA titles this month. Complete details are after the break.

Deal of the Week (Xbox Live Gold members only)

December 6–12: "Winter Wonderland"
  • 3 on 3 NHL Arcade [XBLA] - 200 Microsoft Points* (50% off)
  • Polar Panic [XBLA] - 400 MSP (50% off)
  • Gears of War 2 "Snowblind Map Pack" [add-on] - 160 MSP (60% off)
  • Burton RED Hi Fi Helmet [Avatar item] - 80 MSP (50% off)
  • Burton Snowboard [Avatar item] - 120 MSP (50% off)
  • Gingerbread Cookie [Avatar item] - 120 MSP (50% off)
December 13–19: "Casual Arcade"
  • Bejeweled 2 - 400 MSP (50% off)
  • Feeding Frenzy 2 - 400 MSP (50% off)
  • Tetris Splash - 400 MSP (50% off)
  • UNO Rush - 400 MSP (50% off)
  • Zuma - 200 MSP (50% off)

Xbox Live Arcade: "December Bonus"
(promotion page)

Download free "Arcade Offer" registration Gamer Pic, and then purchase two of these qualifying XBLA games between Dec. 1–20 to receive 400 Microsoft Points:
  • Battlefield 1943
  • Blacklight: Tango Down
  • Castlevania: Harmony of Despair
  • Comic Jumper
  • Costume Quest
  • DeathSpank
  • DeathSpank: Thongs of Virtue
  • Hydro Thunder Hurricane
  • Lara Croft and the Guardian of Light
  • Limbo
  • Marvel vs. Capcom 2
  • Monday Night Combat
  • Plants vs. Zombies
  • Shadow Complex
  • Sonic 4: Episode 1
  • Super Meat Boy
  • Toy Soldiers
  • Trials HD

Xbox Live Arcade Releases ("Games for the Holidays")
  • December 22: A World of Keflings - 800 MSP
  • December 29: Raskulls - 800 MSP
  • January 5: ilomilo - 800 MSP

Game Add-Ons
  • December 8: Pinball FX 2 "Marvel Comic Table Pack" - 800 MSP
  • December 14: Forza Motorsport 3 "Community Choice Classics Pack" - 400 MSP

Games On Demand
  • December 7: Army of Two: The 40th Day (price TBA)
  • December 14: Battlefield: Bad Company 2 (price TBA)

Avatar Marketplace
  • December 2: NBA Collection (prices vary)
  • December 2: Trials HD items (prices vary)
  • December 9: Holiday Collection (prices vary)
  • December 9: Star Wars: The Force Unleashed 2 items (prices vary)

*80 Microsoft Points = $1.00

This article was originally published on Joystiq.

Engadget gets its hands on Gaikai closed beta