A royal flush made with one or more wild cards.
A video poker game that offers a higher-than-normal payout (80 to 1) for 4 of a kind, but lower for a full house and two pair.
A video poker game base on Jacks or Better with an increased payout for four of a kinds.
A video poker game that offers a 2000 payout for four deuces with an ace kicker, as well as higher payouts for five 3's, 4's or 5's.
Four cards of a royal flush, needing one and only one card to complete the hand.