1 roll (numbers between 3 and 39) is equivolent to drawing three cards. Each card in the game has a number between 1 and 13 on it.
the number combination is called a flight, highest flight wins the round.
Four rounds in a game.
The loser pays the winner the amount of the winning flight number.
ex. player one has a flight of 32, player 2 has a flight of 13. Player 2 pays player 1 32 gold/silver/whatever currency you're using.
at the end of four rounds the player with the most winnings wins.