Like land-based versions, multiple deck Blackjack games have a higher casino advantage than single-deck variants. So, whether you are playing single-deck or multiple-decks Blackjack, you cannot count cards online. However, several Blackjack casino sites offer single deck variations to play online.īear in mind that gambling sites automate the reshuffling of decks, thereby leading to the randomization of cards. Online casinos primarily offer up to eight card decks in their Blackjack games. Yet, there are other strategies you can use when playing the game at online casinos. The house also gets a slightly higher advantage when they use multiple decks.Īlthough card counting can also be used when playing live Blackjack, the method is much more difficult to implement due to the high number of decks. The system is simple: more decks equal more bets and more revenue for the gambling center. Some of the best sites offer multiple Blackjack versions with different decks.Ĭasinos go for more decks because it allows players at the table to play many Blackjack hands before the dealer reshuffles. The rules are not much different in online casinos either. So, you will find many land-based facilities offering 6-8 decks of 52 playing cards. There are restrictions to the range of decks casinos can use for Blackjack. Historically, people used to play Blackjack with a single deck.