Blockbuster currently has a promotion where you can get any 2 Blu-ray titles priced $19.99 or less for $30.
Here are some of the titles that were available for the 2 for $30 deal:
Fantastic Four: Rise of the Silversurfer
Kingdom of Heaven
League of Extraordinary Gentlemen
Man on Fire
Planet of the Apes: 2001 Mark Whalberg Version
X-Men: The Last Stand