Game of Bunco with a doubling twist.
There are six rounds. Each round you and your opponent take turns rolling three dice three times and score one point for every die that matches the target die.
At the end if your turn you have the option to Double the game which will double the dollar value of the game. When doubled a player must decide to accept the higher wager or resign the game and lose.
The first player cannot double on the first round and the second player can not double on the final round.