According to the Paradigm Concepts web site, Arcanis: Crusade is now available for pre-order.  This title is a campaign source book detailing the twelve-year period between the end of the first Living Arcanis story arc and the second which premieres at Origins 2010.  This book makes available new feats, spells, and prestige classes, along with the Ymandrakes – a new nationality.  Paradigm says that once this title is sold out, it’s gone.  For more details, including information about their new financing model, see the announcement on Paradigm’s site.