Five-suit bridge called "Castle Bridge", in which the fifth suit of Castles looked like a Rook chess piece and was colored green. This pack reused the diamond courts for the new suit. The manual that came with this deck did not use Marseille's rules but Ammiel F. Decker's 1933 rules. Ultimately, the complexity of adding a new suit to the game led to it falling out of popularity by the summer of 1938. The rules are similar to regular contract bridge but the new fifth suit is ranked higher than spades but lower than no-trump in bidding. Decks usually came with one
Doppelkopf highest ranking "Special" plays their game (the first player in bidding order winning in case of a draw). The possibilities, from lowest to highest, are: The Ten of Hearts (often called the "Dulle") is the highest trump in every normal game as well as any Suit Solo. Except for Hearts solo, there are actually more trumps than non-trump cards. One noteworthy result of this rule is that there are only six non-trump cards left in Hearts, making this suit more likely to be trumped in the first trick it is played. When a player has both Queens of Clubs or