Steam announced that they will have a different set of discounts every day for the Thanksgiving weekend. Today's deals include some of this year's biggest hits like Batman: Arkham Asylum, Champions Online, and Dragon Age: Origins.

• Batman: Arkham Asylum 50% off
• Champions Online 50% off
• Dragon Age: Origins 25% off
• GRID 75% off
• Fallen Earth 50% off
• Far Cry 2 50% off
• Osmos2 USD / 2 GBP / 2 EUR

Additionally, the LucasArts Premier Pack and THQ Complete Pack are 60% and 50% off, respectively, for the rest of the week. The rest of the deals mentioned will expire about 41 hours from now.