Soft 15 or 16 versus dealer’s 4-6, hit. Developed by the legendary Wizard of Odds, it is. You can play $6 on the hand or $5 and one on the side game. Multi Hand Blackjack – five decks. A blackjack pays a player 3 to 2 or 6 to 5 if they get a natural blackjack hand. How Many Cards in a Deck of Blackjack? The number of cards in a deck of blackjack varies depending on the type of deck being used. Players hope to get a total card value of 21 or to come closer to it,. Lower House Edge. The house edge stands at just 0. Most commonly played games. Since the Ace can transform between a 1 and an 11, it gives you a bit more freedom to make risky choices. #3 Tip – Find the Best Table Rules. Rules are: Dealer stand on soft 17/ Player can DAS / Player can double any 2 cards / Player can split up to 4 x / Player can not re-split Aces / Player. On average, the player gets dealt a blackjack once every 21 rounds. Eyeing table bet levels When it comes to blackjack’s house edge, one thing to keep in mind is that the number of decks used will alter the house advantage. The web page explains the role of deck quantity in blackjack and how it affects the casino edge. With six decks there are 23 sixes left or 23/311 (7. B) How many different forms of blackjack can be dealt? The answer is the same regardless of how many decks are in play. Single deck is ideal because of the low house edge, no? With normal single deck rules, the house edge is usually between 0. 9%, which is slightly higher than the standard 5. In casino play, the dealer remains standing, and the players are seated. Probability of obtaining a natural blackjack is P = 8/663 = 1. Yes — single and double decks are different than shoe games. An 8-deck game paying the full 3:2 on blackjack is far better than a single deck blackjack game paying only 6:5. different methods, the one I know is simply assigning a value of 1,0, or -1 to cards. The cards are ranked in the same way that cards in poker games are ranked, except that aces are. When you’re dealt a blackjack 21, it’s customary to pay out 3:2 or 2:1. So the probability of four in a row is (64/1326) 4 = 16777216/ 3091534492176 = 1 in 184270. Multi-deck Blackjack employs between 4 to 8. 50/hr; N0: 329 (7% more than Full Deck) EV with Full-Deck, Half Deck Divisor: $41. The cards are dealt face up, one to each player and then one to. " Wouldnt they just use a standard 52 deck?. Failing that, you can always have a chart handy at the games table. You could lose 70 out of 100 hands you play at a casino, which would not be in check with the house edge in the long. However, it’s not as much as you might think. The game is played with eight decks, where the 9s and 10s have been removed from each deck but picture cards remain. Note that each casino has slightly different cards with different card thickness, when they shuffle they put all the cards back in the tray and sometimes there's a pretty big gap of space at the top. You may split any pair up to three times to make four hands. Using the wrong chart may compromise your. You can also win by having the dealer bust first. Number of decks. This will not only affect the rules and strategies of the game, but also. The first. Figuring out how many decks are in play is called blackjack deck estimation. When you compare multiple decks to one deck, it will become more than clear to you that the odds are significantly less advantageous to the players . 749%. The odds of a dealer showing an ace-up and having a blackjack are 31. 65%. Blackjack pays 3 to 2. The only difference listed is surrender but another big difference is how many hands you can split to. Furthermore, you might not be so precise on the remaining decks (i. Read Review Visit. With a bet of $10, you keep your $10 and win a further $15 from the dealer. Posted August 20, 2014. It is important to know how many decks are in use, as this will change the odds. Having the Dealer hit on soft 17 increases the house edge by . Using just one deck instead of six or eight makes the biggest difference. Blackjack is a card game playable in any of the six working casinos in the Mojave Wasteland. Generally speaking double deck strategy is more advanced (barely) and more accurate for six deck as well. This also means that you can expect to get around 38 hands per deck, with a. Here, we will discuss how the number of decks and the various rule changes affect the houses edge. For a $50 minimum, there is eight-deck 3:2 blackjack widely available. (Each deck has 16 face cards; 6 decks x 16 face cards = 96 cards with a value of 10. This overall strategy will give you a more precise advantage on the actual count. Many gamblers prefer such faster games for better engagement and entertainment. Never split 5s and 10s. So, 4 X 4 X 4 = 64 different “kinds” of blackjack. Deck of Cards. El Cortez offers a $5 game that permits double down on any two cards. In a single-deck blackjack card game, players are required to get a hand value not exceeding 21 or any number close before the dealer without busting or going over. It depends on the blackjack variation that you are playing -- it can be played with as few as 1 deck and as many as 8 decks. You can double down after a split. The rules of blackjack are flexible which is why there are so many variations and the reason for this exciting 5 deck blackjack strategy guide. Cards 2 through 10 are worth face value, but face cards are all worth 10. How many decks are in Blackjack? This depends on whether you plan on playing the home game, or at a casino. With a bet of $10, you keep your $10 and win a further $15 from the dealer. Blackjack / 21 Basic Rules. Therefore, we must establish a “true count” that considers how many decks are involved. The cards will include an Ace, cards two to ten, and face cards jack, queen, and king. 3%. A single deck of cards contains 52 cards, with no jokers. This is due to the fact that some players try to count the cards, which is frowned upon by casinos. Atlantic City casinos also offer 6 Deck Blackjack, as well as 8-Deck Blackjack. 1. Add those two probabilities together, and you have the probability of getting a blackjack. Learn how to count cards with these 4 simple steps: 1. The number of decks in blackjack can either be single blackjack or multiple deck blackjack games. Card values are 2 through 10, then there are Jacks, Queens, Kings and Aces. We counted almost 90 tables. Blackjack comes in many variations and depending on the rule set the betting options may vary. All the players compete with the dealer to win blackjack. It has a house edge of about 0. You can play Double Deck blackjack in the digital casino to make wagers of up to $5,000 per round. It is a fact that a CSM blackjack with 8 decks of cards does not increase the house edge but actually lowers it by 0. Single Deck Blackjack. Of non-push hands, players win 47. You can double down after a split. Hit me. Pokerstars Blackjack card counting? Help/Question. This is a balanced system, which means that a regular 52-card deck has a total count of zero. pop(); players[currentPlayer]. Spanish 21 removes 10s from the deck — starting the count on a negative. You can split a hand total of 15 or 16, and double down on all hands or hand totals of 9-11, depending on the casino’s rules. Cards from 2-9 hold face value. How many cards are there in blackjack? 52 Blackjack is played with 8 decks of 52 standard cards throughout this casino, unless otherwise indicated. - 1-: cards with value 10 and aces. Card counting values. If you bet $10, you win $10 from the dealer (plus you keep your original bet, of course. Blackjack or twenty-one as it is sometimes called is played in casinos all over the world including online casinos. This. Standard six-deck Blackjack has a $500 max bet, while double-deck has a $250 max, and single-deck has a $300 max. Do the calculations. In Power Blackjack, you have the chance to improve weak hands. PRO TIP:A 6 Deck Shoe in Blackjack contains 312 cards. After placing your bet, you and the Dealer are dealt two cards each; your cards are placed face up in front of you, while the Dealer’s are arranged with one card face up and one face down; the face down one is referred to as the. How Many Decks Are In Blackjack: Our Final Say. We also offer single and double deck Blackjack where the decks are also reshuffled after each hand is completed. Step 4: Deviations or Indices. The difference between five decks and two decks, all other rules being equal, is 0. There are four times as many 10 value cards in a deck, so when the dealer's upcard is a 7, you should stand on a pair of 9s because it's likely the dealer will end up with a total hand of 17, in which case your 18 will win. 1. Push -. 014%. CSM speeds up the game of blackjack by preventing the dealer from holding the game for a considerable time as they shuffle. The fundamentals of how to play double-deck blackjack have been covered. In some establishments, the dealer stands on Soft 17 or the dealer hits on Soft 17. The eight-deck blackjack game on the floor at Harrah’s starts at $10 or $15, depending on the time of day. And finally, a blackjack mat or felt is the bargain bucket end. That means you win $300 for every $200 bet at 3:2, or $200 for every $100 bet at 2:1. Unlike a baccarat game, where a maximum of three cards are played for each player, at blackjack many cards could be played at a certain moment, especially when many. You can pick these up for less than £10, and you can roll it up and play anywhere. Nope nope nope. 0 inches. . Double Deck Blackjack. . I just don’t imagine that being possible unless there’s a. Rather than merely facing 52 cards, players now need to contend with 416. and in each break into cases further based on number of repeated values used. To begin the game, you are required to place. 35% in this case. Neither permits double down after splitting. This is a simple test designed so that players can determine the exact number of playing. The effectiveness of a card counting strategy with eight decks deteriorates greatly, though. If you’re going to be playing blackjack seriously, then you must learn the 6-deck basic blackjack strategy chart. Split 2s and 3s against a dealer 4-7, and against a 2 or 3 if DAS is allowed. Jacks, Queens and Kings are worth 10. 5% advantage. It combines elements of skill and luck, making it an exciting and engaging gam. Using a 3 card poker table for example. correct most places have went to 8 decks as opposed to 6, especially an the lower limit shoes. Each rank of card is assigned a point value and the card counter adds or subtracts those points to get a “running count” to determine if the deck is positive or negative. A standard card deck consists of 52 cards with fours suits: spades, hearts, diamonds, and clubs; giving each suit thirteen cards per deck. Each player is dealt two cards face up, and the dealer is dealt two cards, one face up and one face down. Infinite Blackjack Rules. In some games you have the option to surrender. Most of the casinos in northern Nevada (Reno, Lake Tahoe, and Wendover) still use one deck of cards at many of their blackjack tables. Players who sit at the tables to participate in the almost-ritualistic gameplay that has been around since at least the 1400s seldom ask themselves the question of how many decks are used in blackjack. Destinations: Asia, Australia/New Zealand. There are restrictions to the range of decks casinos can use for Blackjack. ago. When you play blackjack at home, whether you call it pontoon, 21, or something else, the chances are you use one deck of cards. So, lets examine why that is and also how many decks are used in two of the most famous gambling cities , Atlantic City and Las Vegas. Unlike the usual setting where the table consists of only the dealer and a single player at a time, this variant allows multiple payers to enjoy one single game without having to wait in the queue for a long time. Never split tens. Just like almost every bigger casino, Pechanga also has the 6:5 single deck games which are becoming a standard in the industry. Multi-deck Blackjack employs between 4 to 8 standard decks. At 1000 the numbers are 0. Let’s dive into the different types of blackjack games and how. The exact number of decks is very much dependent on both the casino and the most popular blackjack types. We even let you keep what you won up to that point. In single-deck blackjack, it may even be lower. These games hit soft 17. As a popular home game, it is played with slightly different rules. So the two-deck game without a shuffler would be much better. Many players believe that the number of decks in online casino blackjack does not matter. This wager paid out based on your first two cards and the value of the dealer’s up card. Six Decks – 0. Split 4s only if DAS is allowed and the dealer shows a 5 or 6. Single deck blackjack uses only one set of cards, the total number of cards is 52. The probability of getting a blackjack is 128/415, or 30. 64%. Similarly, as single-deck blackjack, if you’re considering a double-deck game, you’ll need to estimate how many cards are drawn before the dealer reshuffles. Most casinos now use multiple decks in a single game to mitigate against card counters. " The object is to get a hand with a value close to, but not more than, 21. Single deck blackjack has the lowest casino edge of 0. Insurance bets will be paid at the odds of 2-1. 6. A standard 52-card deck can be shuffled into an astronomical number of possible arrangements, or permutations. The dealer hands out a second card to every player. Suppose the first player has a 3, 6, and 10 for a total of 19 and decides to stand. It is a fact that a CSM blackjack with 8 decks of cards does not increase the house edge but actually lowers it. A good way to deal with this is to walk up and watch the game for a while. The other benefit to the house of using a larger number of. • 2 yr. Say you have 3/4 of a deck left and the count is +4. Likes Shares. Just have the Dealer shuffle the deck each hand or after two or three hands depending on the number of people playing. Yes, card thicknesses do vary depending upon the manufacturer. 6 decks will just about always measure between 3. 6 Deck, Continuous, Dealer Stands on 17, Double Down on Any Card, Double After Split allow, Dealer Peeks on. So that would be one way ask - just showing curiosity about high limit versus main floor, and whatever variations they have. 56% with basic strategy. The difference between five decks and two decks, all other rules being equal, is 0. Ideally, you’ll want the dealer to use a minimum of 1 full deck to get an accurate. The object of the game is to beat the dealer by drawing cards with a combined total closer to 21 than the dealer’s cards. 1-0. HOW TO PLAY STAR BLACKJACK thestarsydney. A dealing shoe or dealer's shoe is a gaming device, mainly used in casinos, to hold multiple decks of playing cards. 17% for a single deck game and about 0. By applying basic strategy, you can reduce the house edge to 0. There are 5 cards remaining in the deck: 3. The houses overall advantage increases by approximately 0. European blackjack is played with anywhere from between 2-8 card decks, with the joker removed from all of them. Fewer blackjacks mean a bigger house edge. Standard six-deck Blackjack has a $500 max bet, while double-deck has a $250 max, and single-deck has a $300 max. A pack of playing cards contains multitudes. The composition-dependent strategy is a slight deviation, which works best in blackjack single deck odds since it makes the biggest impact on each hand. Example Blackjack Hand Determining the “True Count” Most casinos use more than one deck in the “shoe” when dealing blackjack. The blackjack rules are straightforward — the game is played with 6 - 8 decks of cards in a shoe. If you prefer to play real money blackjack via your mobile, we’ve got that covered as well. Nearly all physical casinos use a six-deck shoe, giving the house a slightly higher edge. The size of the table is often determined based on the number of players that are expected to be seated at the table. Playing ten hands of Blackjack grants the Courier the Double Down achievement/trophy. Nearly all physical casinos use a six-deck shoe, giving the house a slightly higher edge. Blackjack dealers also tend to shuffle the deck more often. Numerical cards (2-10): Numerical cards maintain their face. In casinos, however, up to 8 card decks are used. Dealer stays on all 17s. Although single deck variations still exist, they aren’t as common as six or eight-deck games, which have fast. This takes time, and in a casino, time is money. You can decide to stand, hit, double down or split. Shuffle the deck of cards thoroughly to ensure randomness. 19% with basic strategy. For the most part the rules for playing are pretty much the same all over. There are restrictions to the range of decks casinos can use for Blackjack. And frequently, more than 1 set of 8 decks are in play. The actual difference in house edge between a game with eight decks and a game with one deck is about 0. Blackjack pays 6-5: Common on single-deck games on the Las Vegas Strip, this game is a bankroll breaker for players. Many state third base is the best seat, while we recommend it as the worst seat for the new blackjack kids on the block. Number of Decks: Most blackjack table rules dictate 6-8 decks in the shoe, but single-deck games are available and offer players the lowest house edge in 21. That way, you can convert a bad hand into two potentially winning ones or at least draw with the dealer — which is also a good outcome. However, some venues and online gambling sites still offer titles that pay 3:2 — you’ll just have to dig a little to find them. However, the majority of blackjack games today use six or eight decks. Some of the best sites offer multiple Blackjack versions with different decks. You’ll need to get as close to 21 as possible, or if you get a 21, you get a blackjack automatically. Now game king blackjack which are on the video poker machines, that's either single or double deck. Don’t look at the card after you deal it. Place a cash bet and you’ll be dealt two cards face up from the deck. The running count keeps getting updated with the latest data after every deal. You continue flat betting $5 until the true count escalates to +2, at which point you increase your bet to 2 base units, i. At the casino, a professional Dealer may. Playing cards with friends. How Many Decks of Cards are Used in Blackjack? Find out how many decks of cards are used for different blackjack games and how it. The odds of receiving two suited aces as the first two cards in a single deck blackjack game is 1 in 4,832. In a typical 6 deck shoe, each additional true count point gives the player a 0. Agree x 2. In previous years, the rules have been pretty basic: Four, five or six decks. Blackjack cheat sheet for multiple decks: If the game is played 6, 7, or 8 decks, this is the blackjack strategy chart you need to use. Considering that a live blackjack game has a house advantage of less than 0. Double:House edge of 0. tringlomane, Aug 5, 2023. There are good reasons why casinos in the United States and Las Vegas use, on average, between six to eight decks of cards in a blackjack game. Playing blackjack using a single deck with 52 cards places the odds of being dealt blackjack (21) at 32/663 or 4. A dealing shoe or dealer's shoe is a gaming device, mainly used in casinos, to hold multiple decks of playing cards. How many decks do online blackjack games use? Usually, there will be more than one deck (six to eight decks) per game, so this can ensure a game is played in a more fun and free spirited way. For example one suited pair and one non-suited pair does not count. You don't say how well you estimate down to 1d or even a half 1/2d, but here's a couple of methods you could try: 1) if you play 6d, take 6 decks and number the back of each one starting from #1 at the bottom to #312 on the top. However, the main thing you need to pay attention to is the rules of the specific table AND blackjack payouts. Regardless of the deck quantity, employing basic strategy remains crucial for optimizing winning opportunities in blackjack. e. [2] Blackjack players do not compete against each other. Read about as many blackjack strategies as you can. 46%. Picture cards (Jack, Queen and King) count as 10. We grab security an ask you to leave. You can wager between $1 and $300. 04%. 1. The answer is the same regardless of how many decks are in play. 1 Deck 4 Decks 6 Decks 8 Decks. Estimate how many decks are out. Once you’ve placed your scrap in the slot, look up towards the bowtied dealing computer and press ‘E’ to ‘Play Game. For dealer probabilities before the dealer checks for blackjack please see Dealer Odds in Blackjack under European Rules . Unlike the usual setting where the table consists of only the dealer and a single player at a time, this variant allows multiple payers to enjoy one single game without having to wait in the queue for a long time. Make a chart as reference 1/4 d= #13, 1/2. It varies, but I think most electronic table games are 6 or 8 decks. Blackjacks are more common in single deck. they'll throw you out well before you make enough money for things to get to that level. It uses decks of 52 cards and descends from a global family of casino banking games known as "twenty-one". Hi there, I am practicing my basic strategy. 5 decks remain. Split up to four hands (may be unlimited splits) Aces only get one. I was surprised that it had a five dollar minimum bet. 6: House edge of . Enjoy 150+ of the best blackjack games(choose from many variants). How Many Decks of Cards Are Being Used at the Table? You can play Blackjack with any number of decks. There is a double deck blackjack game with double down before but not after splitting on 10 and 11. The values for the different cards are as follows: Cards 2 to 6: +1. 5 ft in length and 3-4. 22%. 64% when six decks are used by the dealer. The first reason is that a single-deck blackjack game requires the dealer to shuffle the cards more often. In the double-deck blackjack game, the dealer must stand on any total of 17, whether it is a soft 17 or a hard 17, according to the general rule. The most common blackjack hands have a value between 12 to 17. In general, how many decks should one practice with, same as what you play, or a different amount just for the action with different hands?. The number of decks used in Las Vegas blackjack affects the house advantage and the strategy of the game. Six-deck and eight-deck blackjack are the most common configurations seen on the casino floor today. Unfortunately, it is a continuous shuffle. There are good reasons why casinos in the United States and Las Vegas use, on average, between six to eight decks of cards in a blackjack game. So, the ideal number of decks in blackjack card counting is one (1). Often considered the standard in modern casinos, multi-deck Blackjack (using 4 to 8 decks) delivers a diverse and thrilling experience, albeit with a slightly higher house edge. Most blackjack games. Step 3. How Many Decks are Usually Used In Blackjack? In most casinos and slot sites, blackjack is played with either six or eight decks of cards. In either case, the goal of Vegas blackjack is to score as many points as possible by making plays that. Blackjack strategy for 4-8 decks, dealer stands on 17. Multi-Deck Blackjack. Standard Blackjack. Here, you pay attention to some card colors like you. However, if you are visiting the best online gambling sites that use RNG software, the blackjack probability remains fixed at 4. Reshuffling - Cards are reshuffled when less than 60 to 75 undrawn cards are left in the deck. This means that there are four suits (hearts, diamonds, clubs, and spades) with 13 cards in each suit (2 through 10, plus the face cards jack, queen,. We would like to show you a description here but the site won’t allow us. Most casinos use a minimum of two decks and a maximum of eight decks. Suppose the first player has a 3, 6, and 10 for a total of 19 and decides to stand. Each deck of cards used in the game contains 52 cards and no jokers. Failing that, look for as many decks as possible, with. Listed below is the house advantage for multi-deck blackjack. If the dealer hits a soft 17 the player should double on 11 against an ace. Increasing the number of decks lowers the rate of natural blackjacks to decrease the player's edge. Two of the most important conditions are the blackjack rules of the table and what is referred to by card counters as the dealer penetration. ’. Single deck blackjack is the least common, but offers the best odds for players. Blackjack Payouts: Blackjack generally gives a 3:2 payout, but some casinos occasionally offer lucrative 2:1 payouts too. In other words, there is no single best blackjack cheat sheet: You need to check how many decks are used in the game first and decide accordingly. If you don’t like the third card you were given when doubling down, you can exchange it for the next card in the shoe. Technically there’s no limit to how many decks of cards can be used in a game of blackjack. Some of the best sites offer multiple Blackjack versions with different decks. So the two-deck game without a shuffler would be much better. 526 ^ 6 = 0. That means when a game of blackjack starts, six or eight decks of cards are shuffled together. Some people choose just to go with the running count in a single deck, but know that the true count is always a little bit different (higher, regardless). Multi-deck games, typically played with six or eight decks, provide a more complex and challenging gameplay experience, reduce the effectiveness of card counting, and increase the house edge. In a single deck game the ratio of suited pairs. A deck of cards is composed of 52 cards total, divided into 4 suits with 13 cards in each suit. 0483 or 4. Blackjack is also the most researched game ever. How Many Decks are Used in Blackjack? The number of decks used in blackjack can vary from one to eight or more depending on the casino rules. Blackjack / 21 Basic Rules. Classic Blackjack – one deck. A true +3 makes the casino edge -1%, making blackjack more favorable for the player. Cruise offers blackjack tournaments. Now you understand how to count cards, you need to know about bet sizing. If anyone has any questions or requires any assistance, please do not hesitate our Customer Service Team and someone will be. Circa has a stand-on-all-17, six-deck blackjack game for $100. Our. Single cards dealt to split Aces. Multi-deck games, typically played with six or eight decks, provide a more complex and challenging gameplay experience, reduce the effectiveness of card counting, and increase the house edge. Quite often, the odds will be cranked in the house’s favor by changing the Blackjack payouts to 6:5. Casinos typically use multiple decks to try and prevent card. The house edge of this side bet played using four, six and eight decks is 4. In some cases, the odds increase in favor of the casino when more decks are used. Two Decks – 0. Let’s compare a 5-deck continuous shuffler game to a 4-deck hand shuffled game. For example, let’s say you’re playing an 8-deck shoe and you’re more than 54 cards into the shoe. However the actual probability is much less, because as the player gets each blackjack the ratio of aces to cards left in the deck decreases. In a traditional game of blackjack, a standard deck of 52 cards is used. You guessed it — these variants use six and eight. Are the counts based upon one player or the average number of players against the dealer per round of blackjack play ? These numbers matter in assigning payouts in a blackjack side bet. Of course, these small edges also make it disliked by casinos. The video blackjack game has a minimum bet of $1; the live blackjack game has a minimum bet of $5. Most blackjack practice software allows you to set up any. The advantage edge can be as much as 1% towards the casino and this is a big number in terms of odds over the long term. Players will find it easier to maintain a track of the running count and eventually reach the true count if there are fewer decks. The shoe games are 8 deck. The problem in Red Dead and other games: When you win a hand, those winnings go right into your master cash. I’m using a 6-deck game with a Hi-Lo card counting system, 70 hands played per hour, 4 players at. Rather than merely facing 52 cards, players now need to contend with 416. It’s played with a four-deck shoe, and it features many of those same Atlantic City blackjack player-friendly rules, including: Dealer stands on soft 17. If 6-deck plays more hands than 2-deck per day, the house edge for it could be lower than that for 2-deck. But how many decks do you need, and what quality should you go for? Let’s deal with quality first. Many are not aware of the fact that having more than just one deck as a part of blackjack means that it will become possible to make it significantly more challenging for the players to count cards. Cards 7 to 9: 0. Therefore, it does matter how many decks there are at blackjack tables, and aside from ensuring a fair game, you will want to play a card game where you can increase your chances of success. 64% for an eight-deck game. The number of 52 card decks in a game of blackjack influences the house edge. The virtual dealer does not need time to shuffle and re-deal. The house edge on the 3:2 game is about 1%. That would be 12 decks in a 24 hour period just for one table. The difference between five decks and two decks, all other rules being equal, is 0. 20663% in the case of a 1-deck game and P = 16/1339 = 1. Only count a hands as a suited pair if the other two are singletons. You would then multiply 4 x 4 to get 16 and divide it by 3 (a little over 5). Say you have 3/4 of a deck left and the count is +4. Since there are four aces and 16 cards 10-K, the raw probability of a hand being blackjack is: P blackjack = 4 × 16 ( 52 2). While friendly games of blackjack are. In games that use only one full deck of cards, basic strategy dictates we should abide by the rules outlined below: The pair of 9s should be split when the dealer shows upcards 2 through 6, 8 and 9Circus Circus offers various blackjack games: single deck, double deck, and a six-deck shoe. Another blackjack variation known as Spanish 21 often includes the use of 8 decks of cards and a much wider range of rule variations.