Virtually the entire catalogue of DRM-free good old games at GOG.com is on sale for up to 50% off through the new year, and they are adding a free copy of Tyrian 2000 to everyone's order as a virtual stocking stuffer. The Humble Indie Bundle #2 is now available, offering the chance to pay what you want for a bundle of Braid, Cortex Command, Machinarium, Osmos, and Revenge of the Titans, once again allowing you to give some of your contribution to charity. Amazon has a boatload of console games on sale (thanks Batman via Gamerdeals). Two or more eligible games on the EA Store are 50% off. GamersGate has a buy four, pay for three promotion. There are a bunch of strategy games on sale on Matrix Games.

• Arsenal of Democracy: A Hearts of Iron Game on GamersGate. Save 25%.
• Beat Hazard on Steam. Save 75%.
• Commander: Conquest of the Americas on GamersGate. Save 25%.
• Crusaders: Thy Kingdom Come on GamersGate. Save 50%.
• East India Company on GamersGate. Save 50%.
• East India Company Collection on GamersGate. Save 50%.
• Elven Legacy on GamersGate. Save 50%.
• Elven Legacy: Magic on GamersGate. Save 50%.
• Elven Legacy: Ranger on GamersGate. Save 50%.
• Elven Legacy: Siege on GamersGate. Save 50%.
• Football Manager 2011 on Steam. Save 30%.
• Greed Corp on Steam. Save 10%.
• Hearts of Iron 2 Complete on GamersGate. Save 40%.
• Just Cause 2 on Steam. Save 75%.
• Killing Floor on Steam. Save 66%.
• Killing Floor Bundle on Steam. Save 66%.
• King Arthur - The Role-playing Wargame on GamersGate. Save 50%.
• Knights of Honor on GamersGate. Save 33%.
• Majesty Gold Edition on GamersGate. Save 50%.
• Majesty 2 Kingmaker Expansion on GamersGate. Save 33%.
• Majesty 2 The Fantasy Kingdom Sim on GamersGate. Save 33%.
• Metro 2033 on Steam. Save 75%.
• Monday Night Combat on Steam. Save 10%.
• Mount & Blade on GamersGate. Save 33%.
• Penumbra: Black Plague Gold Edition on GamersGate. Save 33%.
• Rise of Prussia on GamersGate. Save 70%.
• Supreme Ruler 2020 on GamersGate. Save 50%.
• Sword of the Stars Argos Naval Yard on GamersGate. Save 50%.
• Sword of the Stars Complete Collection on GamersGate. Save 33%.
• Take Command - 2nd Manassas on GamersGate. Save 50%.
• Victoria on GamersGate. Save 50%.
  Still on sale (previously reported).
• Adam's Venture on Impulse. Save 30%.
• Agatha Christie: Evil Under the Sun on Impulse. Save 50%.
• Air Aces - Pacific on Impulse. Save 60%.
• Alter Ego on GamersGate. Save 40%.
• AquaNox on Impulse. Save 50%.
• AquaNox 2: Revelation on Impulse. Save 75%.
• Back to the Future: The Game on Direct2Drive. Save 15%.
• BioShock 2 on Direct2Drive. Save 50%.
• Bookworm on Games For Windows. Save 25%.
• BRINK on Direct2Drive. Get The Psycho Pack with preorders.
• BRINK on Steam. Get Spec Ops Pack with pre-purchases.
• Call of Juarez on Impulse. Save 50%.
• Chaser on Impulse. Save 50%.
• Craft of Gods on Impulse. Save 50%.
• Dark Fall - Lost Souls on Impulse. Save 50%.
• Dark Fall Lost Souls on Direct2Drive. Save 50%.
• Darkness Within on Impulse. Save 30%.
• Darkness Within 2: The Dark Lineage on Impulse. Save 50%.
• Dragon Age: Origins Digital Deluxe Edition on Direct2Drive. Save 33%.
• Dungeon Defenders on GamersGate. Save 10% on preorders.
• Dungeon Defenders on Direct2Drive. Save 10% on preorders.
• Fallout 3: Game of the Year Edition on Direct2Drive. Save 40%.
• Fortis on Impulse. Save 75%.
• Freak Out: Extreme Freeride on Impulse. Save 50%.
• Frontlines: Fuel of War on Direct2Drive. Save 33%.
• Future Wars on Impulse. Save 50%.
• Global Agenda: Sandstorm on Direct2Drive. Save 75%.
• Gothic II Gold on Impulse. Save 50%.
• Gothic 3: Forsaken Gods on Impulse. Save 50%.
• Gothic 3 Game of the Year Edition on Impulse. Save 50%.
• Grand Ages: Rome on GamersGate. Save 43%.
• Greed Corp on Steam. Save 10%.
• Lionheart King's Crusade on GamersGate. Save 25%.
• Majesty Gold Edition on GamersGate. Save 70%.
• Medal of Honor on Direct2Drive. Save 50%.
• Medieval 2 Total War Gold Edition on GamersGate. Save 50%.
• MinerWars 2081 Pre-Alpha on Impulse. Save 60%.
• Painkiller Black Edition on Impulse. Save 50%.
• Painkiller: Heaven's Got a Hitman on Impulse. Save 50%.
• Painkiller: Overdose on Impulse. Save 50%.
• Painkiller: Resurrection on Impulse. Save 50%.
• Plants vs. Zombies on Games For Windows. Save 25%.
• Poker Simulator on Impulse. Save 30%.
• Power Of Defense: Defend Your World! on GamersGate. Save 75%.
• Rise of Flight – Iron Cross Edition on Direct2Drive. Save 40%.
• Safecracker on Impulse. Save 50%.
• SEGA Genesis & Mega Drive Classics Collection Series 1 on Direct2Drive. Save 50%.
• SEGA Genesis & Mega Drive Classics Collection Series 2 on Direct2Drive. Save 50%.
• SEGA Genesis & Mega Drive Classics Collection Series 3 on Direct2Drive. Save 50%.
• Sins of a Solar Empire on Impulse. Save 50%.
• SpaceForce Captains on Impulse. Save 50%.
• Space Rangers 2 on Impulse. Save 75%.
• SpaceForce Rogue Universe on Impulse. Save 50%.
• Space Rangers 2 on Impulse. Save 75%.
• Spellforce Platinum on Impulse. Save 50%.
• SpellForce 2: Dragon Storm on Impulse. Save 50%.
• SpellForce 2 Shadow Wars on Impulse. Save 50%.
• Starpoint Gemini on GamersGate. Save 10% on preorders.
• S.T.A.L.K.E.R. Bundle Pack on Impulse. Save 80%.
• Storm Over the Pacific on Impulse. Save 40%.
• Sword of the Stars - Complete Collection on Impulse. Save 60%.
• Sylvenia - Fantasy Poker on Impulse. Save 50%.
• Test Drive Unlimited 2 on GamersGate. Save 20% on preorders.
• The Guild 2 on Impulse. Save 50%.
• The Guild 2 Collection on Impulse. Save 50%.
• The Guild 2: Pirates of the European Seas on Impulse. Save 50%.
• The Guild 2: Renaissance on Impulse. Save 50%.
• The Guild 2: Venice on Impulse. Save 50%.
• The Witcher 2: Assassins of Kings Digital Premium Edition on GamersGate. Save 10% on preorders.
• The Witcher 2: Assassins of Kings Digital Premium Edition on Direct2Drive. Save 10% on preorders.
• The Witcher 2: Assassins of Kings Digital Premium Edition on Steam. Save 10% on pre-purchases.
• THQ Complete Collection on GamersGate. Save 50%.
• THQ Ultimate Bundle on Impulse. Save 70%.
• Treasure Island on Impulse. Save 50%.
• War Leaders - Clash of Nations on Impulse. Save 50%.
• Winter Bundle on Positech Games. "Very cheap."
• World of Warcraft on Battle.net. Save up to 83%. Thanks Ant.
• World War 2 - Time of Wrath on Impulse. Save 83%.
• Zuma's Revenge on Games For Windows. Save 25%.