Mind Candy today announced that the final wave of Perplex City puzzle cards has been released worldwide and is sold in packs of six for $4.99. This completes the set of 256 cards that are part of the first season and provides the last set of clues to finding the stolen ‘Receda Cube’ and claiming the $200,000 reward. A list of current retailers can be found on the Perplex City website. To promote the release, a very special interactive live event will be held in San Francisco on August 12. Press 'read more' for details.