Byzantine Blackwood convention notrump has been made, a bid of five notrump asks for additional high card "features". A king or doubleton king-queen not already shown in response to four notrump counts as one feature; a guarded king-queen combination not already shown count as two features. The responses are: Byzantine Blackwood convention Byzantine Blackwood is a bidding in the game of bridge. Devised by Jack Marx, it is a complex version of the (by which a four notrump (4NT) asks about 's holdings). Its premise is that both aces and kings may safely be shown in response to a Blackwood-type 4NT enquiry; provided
Blackwood Detective Agency be really important if Blackwood Sr. would lay down his life to find the location. Blackwood Detective Agency The Blackwood Detective Agency is a fictional organization from the Call of Cthulhu Collectible Card Game. It was presumably founded by Norman Harvey Blackwood Sr. in the beginning of the 20th century as a reaction to the rise of activity around the Cthulhu Mythos in Arkham. Soon an entire, worldwide network of intrepid investigators was created around it, with people from all walks of life from politicians to criminals that work together to stop the threat of the Mythos. Most of the