Wild Card (for part of its history Wild Card 2) was a lottery game that was available in Idaho, Montana, Nebraska, North Dakota, and South Dakota, although at no point did the five lotteries offer it simultaneously.
The game was administered by the Multi-State Lottery Association (MUSL), which is best known for Mega Millions and Powerball.
The original version of the game began in 1998; it was known as Wild Card, and lasted 15 months; it was played in Idaho, Montana, Nebraska, and South Dakota.
The sixth "number" was actually 1 of 16 representations of playing cards: a Jack, Queen, King, or the Ace of any of the four suits: clubs, hearts, diamonds, or spades.
In addition to the jackpot, the other prizes in the 2013-2016 version were: Among the reasons for the 2013 changes to Wild Card was to attract more American lotteries to the game, although none joined since North Dakota in 2004.