I had a price alert set up for these on CCC, this is close to the lowest price ever ($8.23)

Boxed edition:

http://www.amazon.com/Alderac-Ent...ove+letter

Not boxed edition:

http://www.amazon.com/Alderac-Ent...ove+letter

The other versions are also on sale:

http://www.amazon.com/s/ref=nb_sb...ove+letter

Tabletop gameplay video:
https://www.youtube.com/watch?v=k2YUYPDq7gQ