Here are the links to this week's sales:
The Harry Batman Pack [Online Game Code]
$13.49 bundle includes Lego Batman 2, both Lego Harry Potter games. All three games can be purchased individually for 75% off.
LEGO Batman [Download]
Lego Batman for $5.
If you missed the KoA sale it should be back sometime this month.
Get a 2-pack or 4-pack of keys for Forge. This game is normally $20 but with the 4-pack it's only $7.49 per copy. A 2-pack comes to $10 each. You also get a Founder's ID and beta access.
Forge 4-Pack [Download]
Next week there will be some Lego games on sale for 75% off. I don't have the list yet so I don't know any of the games other than Lego Batman.