Straight – Three cards of consecutive values, such as 2-3-4.
In the 21+3 blackjack side bet you bet on whether the first two cards of your hand and the dealer’s face-up card combine to make one of the three-card poker hands below: It mixes blackjack and three-card poker to offer some attractive odds. What is 21+3 blackjack? This popular side bet can be placed alongside your initial bet in the casino classic.