Several readers pointed that you can buy Street Fighter 4 for the XBox 360 and PlayStation 3 for $20 on GameStop.com.

You need to add the game to your cart to get the discount and then checkout, but the title should show up for a very reasonable $19.99 USD, for those of you who haven't actually bought it yet.

The discount is said to run through August 2nd, so if you want to get in on this offer you should act within the next few days.