Fantasy Flight Games have made the Duke of Cadwallon figure for Cadwallon: City of Thieves available for sale.
From their website:
Now available on our webstore: The Duke of Cadwallon, a pre-painted figure for Cadwallon: City of Thieves!
Previously a promotional item, this impressive miniature is available through Fantasy Flight Collector, our new line of special edition products. No longer will The Duke of Cadwallon remain a faceless victim of burglary in Cadwallon: City of Thieves. Now, you can bring him to life in the included scenarios, or create new ones that revolve around him.