Prices are a bit higher than buying those games on Origin directly during a sale but the upside (for some) is that you have the game on Steam in your library Mirror's Edge: …
Shows up on the Steam home page as Hot Pursuit on sale, but it looks like all NFS games (on Steam) are discounted Game Price Historical Low Discount Need for Speed Undercover …
Ends in 2:40 as of this post. I can't see it announced on the Steam front page. EA Racing Pack $19.99 Need For Speed: Shift $5 Need For Speed: Hot Pursuit $5 Need For Speed: Undercover …