26% expectation. Why Does REKO Card Counting Work? REKO is a simplified version of the KO count where only one index value is used for all indexes with any number of decks. The “Knockout Count” system is virtually identical to the Hi-Lo system, but any 7 adds +1 to the running count. One may not play in such a way as to recreate the board position following one's. KO. May 20, 2014 05:20PM; May 20, 2014; If you’re looking for an alternative to the usual Hi-Lo card counting system, then try the Knockout System to win at blackjack. . That's it. When the count gets to +1, you double your bet. golfnut101 Well-Known Member. It was one of the first "unbalanced" counts. Choose the card counting method you want to learn and start playing right now. Long term, it works. It's the key count that is the best approximation of when you have some sort of advantage. These are just a couple, there are. Described in Olaf Vancura and Ken Fuchs book Knock. This count ranks as one of the top single-level counts available to players today. The KO blackjack system is just like the initial Hi-Lo count except that the seven card is given a value of +1 similar to the low cards. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingPEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingPEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingThis counting system is usually used by all blackjack teams, and it is based on the main principle of card counting: start counting from 0 and add/subtract 1 point each time when a card is dealt from a shoe; so, it reminds The KO Count somehow. HiLo has better results at penetrations of 40 cards or fewer after the cut card. If you don't like doing TC conversions, or have issues estimating the number of cards in the discard that advantage of KO or. BlackjackinColor by Norman Wattenberger – How Blackjack Card Counting Works. I was a straight basic strategy player for many years and now use KO as my count preference. I am a believer in keeping it simple. The shoe does net zero. The trainer is very self-explanatory, these are the basics. Step 3: As each card is dealt, add or subtract its value from the running count according to the values assigned in step 1. In the chart below, I am reproducing John Auston’s “World’s Greatest Blackjack Simulation” data for comparing KO with Red Seven, Hi-Lo, and Omega II in the same games that Vancura and Fuchs used in their book. I’ll give you a neat, clean, mathy answer about it in a minute, but honestly it’s complicated. The claims are pretty out-there: "Win every time" etc. To reach the last card of the deck, click the forward icon on the left. After days of researching and comparing all models on the market 2021 , JohnHarvards find Best Ko Card Counting Strategy of June 2023. If you wanted to use halves or omega, the benefit is so small that it isn't worth it. The KO or Knockout system is one of the easiest strategies for counting cards in blackjack as it only requires players to keep a running count. The Hi-Lo Count is one of the easiest and most popular blackjack card counting systems available. Cards 7, 8 and 9 have a value of 0 and Aces and face cards and 10s have a value of -1. The Uston SS Count is an unbalanced, level 3 card counting system that was invented by expert card counter Ken Uston and blackjack players. That said, Hi-Opt is very similar to HiLo and is a little better with determining deviations with a single deck game. The Key Count, in particular, is used to account for the extra point values in the KO system used for the 7s. A balanced method on the other hand will wind up at. How Does Card Counting work? A card counter will first assign card values to each of the cards. There are a number of different card counting systems or "counts" that can be used when counting cards at blackjack. KO Card Counting Strategy Explained. Mar 23, 2008. The rule is simple, that every card from 2 to 7 will get. The KO card counting system, also known as the Knock-Out system, is a simplified version of the traditional card counting methods. All the other cards in the deck are treated as 0. Following the publication of the first edition of KnockOut Blackjack, we received several inquiries for information about applying K-O in the 4-deck game. REKO/KO have slightly better BC and PE than standard Hi-Lo, but its up to you if its worth it to warrant a swap. A very easy, yet powerful, unbalanced strategy optimized for betting. Aces and tens count for minus one. I count cards (using the KO PREFERRED), and understand that this new "system" has to be either a simplistic count strategy, or a scam. This is the same software we have been using for years. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingSince there are more neutral cards involved, the running count is actually easier than with KO, in my honest opinion! And the division involved in True Count conversion is less overwhelming than people may think. I'm. Assign a value to every card. For double deck games I would suggest learning more indices (KO Preferred) but for shoe games check out reKO. +2 true count = $50 bet (1-5 spread) +3 true count = $100 bet (1-10 spread) +4 true count (and above) = $150 (1-15 spread) Some casinos let you get away with as high as a 1-15 spread. The true count of a new shoe starts out as a negative number, your IRC divided by the number of decks in the shoe. KO means Knock Out, and its principles are the same with general card counting strategy: to add or subtract 1 point during the game of blackjack and predict which cards are left in a shoe. Unbalanced card-counting system - is a system that uses the count of a cards one by one as they are dealt and is used in a 1-deck blackjack game. (Opposite if you’re left. It is commonly known as the Knock-Out card counting system and is suitable for both beginners and intermediate players. . TKO improves on it further, but I would make sure you are. To practice card counting, here's a chart that will guide you through the. The Knockout (KO) Card Counting System was first introduced in The Book of British Blackjack, written by Mohsen Zadehkoochak in 1993. But I was having a problem in the beginning. KO Counting System: This system works like Hi-Lo, with an extra feature involving the insurance against dealer blackjack bet. Another positive product of card counting is that you can find out when the deck is high in low cards (2 – 6) and bet less. Hi-Opt II, KO, Omega 2, Red 7, Halves, Zen Count, and many more – may improve your odds slightly at the cost of requiring you to adjust the count quickly in. Others will clamp down immediately when they see you spread from 1-10, or sometimes, even lower. The Honest Answer. As the cards are being dealt in the game, players will either add 1, subtract 1, or do nothing, based on the card's value. Hi-Lo, KO, and other simple card counting systems don’t require much in the way of complex math. By. KO is close but not as powerful as Hi-Lo. You could just call it the black seven count as well but it wouldn't make a difference. Well-Known Member. To reach the last card of the deck, click the forward icon on the left. The cards that affect the KO count are as follows: 2-7 = +1. The blackjack card counting trainer lets you practice the Hi-Lo count online at your own pace. For example, you can check the count after each hand or every 10 hands, and go through up to 8 decks. Utilizing the blackjack knockout count is a famous card counting framework. It is hard to make money counting cards but upgrading your system will not make that any easier. Your starting count will not begin at 0. 1. The Knock-Out card counting method is a popular alternative to the traditional Hi-Lo strategy. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingCard counting seems like it’s been around forever. Knock Out (KO) Card Counting System Red Seven. Basics of the KO Card Counting System The first thing to note about this system is that it is unbalanced. Depending on the card value card on the table, you need to add (+1), subtract (-1) or do nothing (0) with your running count. Just like a real casino, you have the option to split, double down, and even take insurance! Card Counting Feature: Our Blackjack game has Hi-Lo and KO card counting strategies. All the other cards in the deck are treated as 0. Get some information about the most effective way to beat the house, and you’ll hear stories including bold card counters. Blackjack Knockout "KO" Card Counting System. (2) KO and Red 7 are distinct from Hi-Lo in that they are unbalanced systems - there are more "low" cards than "high" cards, so the count tends to drift upwards. Does this mean that for every $100. In a six-deck shoe game, you start your count at -20, and in an eight-deck shoe game, you start at -28. The purpose of any of the card counting methods is to tell the player when the deck is positive with high-value cards. Mimosine. . The Hi-Lo system is the most widely known and utilized card counting strategy. One strategy that has proven effective is card counting, a technique that involves keeping track of the cards that have been dealt to gain an advantage over the house. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingHi-Lo. Nov 22, 2006. The scientifically devised unbalanced K-O count can be used profitably anywhere blackjack is played: Las Vegas, Atlantic City, Mississippi, riverboat casinos, Native American casinos, the Bahamas, and on cruise ships. This card counting system requires the player to pay special attention to each Seven dealt from the deck. I took a little bit of time scouring through the Qfit website trying to figure this out but it still is a little bit fuzzy. Count the high-value cards or 10 point cards and the low-value cards or cards between 2 – 5 points. You also adjust your starting count according the number of decks. You can read more about the Red Seven Count in Blackbelt in Blackjack by Arnold Snyder. Everything started back in 1962 when math virtuoso Edward O. The only difference between KO system and Hi-LO card counting is the fact that KO system does not count 7's being neutral cards - they are. The Knock-Out method is one such card counting strategy that is relatively complex than the standard high and low card counting form. Like the Hi Opt 1 system, Hi Opt 2 is the second version of the highly optimum (efficient) systems. A new site containing a free Blackjack book with 130+ charts has been created. With most systems that start with a zero count, the pivot point is +3, +4 or +5. • In Halves, the 2 and 7 cards are worth +5, the 5 is worth +1. The key count for 4 decks is +11 above the IRC. This is an example of an unbalanced card counting system, because the total number of -1's and +1's in the deck don't balance to 0 when you count through an entire deck. blackchipjim Well-Known Member. As the cards are shuffled and the chips laid on the table, the battle of wits begins. 5 and the 9 is worth -5. KO (Knock-Out) Card Counting; KO Card Counting adalah varian dari Hi-Lo yang lebih sederhana. If you counted down the entire shoe, you would end up with a count of +4. Start at 0 and as each card comes up, add it to your tally. Hi-Opt I, II, dan III;The Honest Answer. The Red Seven system of blackjack card counting is also suitable for beginners. The TC + 4 also match the KO pivot of +4 so it is accurate to make that play in KO. The KO card counting system is also known as the knockout card counting system and it involves. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingPEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingIn another thread I replied to a posting regarding KO. The KO (Knock Out) counting system can be easily used both by new comers and pro blackjack players. The KO system is an unbalanced counting method because there are more low cards adding to your count than there are subtracting from it. A very easy, yet powerful, unbalanced strategy optimized for betting. If you learn REKO, you could expand into pure KO if you like. doc), PDF File (. The only card with a changed value is the number seven, which receives +1 instead of 0. See full list on casinonewsdaily. Similar to the Hi-Lo method, Tens, Aces, Queens, Jacks, and King go by the value of -1, while those from. Edward Thorp's Ten Count system is one of the earliest card counting systems known. LCB tested their withdrawal process and faced many issues, full story HERE. The KO (also known as Knock-Out) card counting system is the most well-known unbalanced technique offered for card counters. Here’s the catch. com. With this Red Seven card counting method, the high cards are marked -1 and the low-value cards are assigned a value of +1. If there are more high cards in the deck, the player has a bigger chance of hitting over 17 or scoring a blackjack. This will clear the pile of cards on the right. Card counting drill. $25). ) The key count for KO Preferred (-4 for 6-deck) and the pivot (+4) are the same as REKO. Counting cards in blackjack is a simple process that involves assigning a value to each card in the deck. While I learn bj basic strategy id like to learn VP strategy. They are 13 vs 2+3, and 12 vs 4-6. reKO (ridiculously easy KO) is a substantially simplified version. The only difference is that 7 has a value of +1 instead of 0. In the Hi-Lo, or any count with a true count conversion, a perfectionist would add the number of burn cards to the number of cards remaining in. Numerous well known strategies, including the Knockout Count technique, include counting cards. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingThe KO card counting system, also known as the Knock-Out card count, is a system where if you counted down an entire deck of cards, you will NOT end up with a count of 0. The point values are distributed. To display the previous card, click on the left pile. The entire basis of card counting is to keep track of every single card dealt, so you can adjust your betting pattern to fit how your particular blackjack shoe is going. May 7, 2008 #1. When this occurs, card counters will increase. You can use the BJA app as a guide to check your KO count. 99. As the cards are dealt, the player keeps. The KO system is a level one unbalanced count (which means that if you count down a complete deck of cards, you won't end up with "0") that's very similar to the familiar Hi-Lo system except that sevens are counted as -1. The Hi-Lo Count System helps players keep track of the cards in the deck. Unlike other systems like Hi-Lo, the KO system doesn’t require the player to convert the ‘running count’ into a ‘true count’. KO Card Counting System. 22; Hi-Lo : Running Count & True. The KO system uses an unbalanced count to approximate the true count. To display the next card, hit the pile of cards on the right. It's a balanced count and also a single level counting system, which means that a 52 card deck will wind up with a total of 0 if you count through the whole thing, and no card is given a value of more than + or - 1. All I know is the IRC for a single deck is 0. Where can I learn KO over the internet? Hi, I already did a search but had no luck. Dravot's book, The Color Of Blackjack, which. The scientifically devised unbalanced K-O count can be used profitably anywhere blackjack is played: Las Vegas, Atlantic City, Mississippi, riverboat casinos, Native American casinos, the Bahamas, and on cruise ships. The single-deck penetration was 65% and. When there's a 51% chance of you winning, you bet $100 and a 49% chance of you winning, you bet $10. It is commonly known as the Knock-Out card counting system and is suitable for both beginners and intermediate players. The Knock Out, or KO, card counting system is one of the two popular unbalanced counting systems in use today. When there's a 51% chance of you winning, you bet $100 and a 49% chance of you winning, you bet $10. How Does Card Counting work? A card counter will first assign card values to each of the cards. KO counting strategy for cards is one of the extremely popular card counting strategies used for blackjack players. The 8 is worth 0, so the count stays at plus 1. Since there are more neutral cards involved, the running count is actually easier than with KO, in my honest opinion! And the division involved in True Count conversion is less overwhelming than people may think. Include the dealer’s hand. The card value chart in the book gives a 7 a +1 value. Blackjack is a game of skill and this is where you can learn the skills it takes to beat the game. there are two "Official" versions of KO, as described in "Knockout Blackjack" by Fuchs and that other dude. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingThe inventor of the Speed Count has admitted openly that more complex counting systems, like KO, offer a better advantage, but suggests that most people won’t ever be able to learn these more difficult systems, so a system like Speed Count is ideal for people without 80 or 120 hours to learn harder card counting methods. The scientifically devised Knock-Out count can be used profitably anywhere blackjack is played: Las Vegas, Atlantic City, Mississippi, riverboat casinos, Native American casinos, the Bahamas, and on. You’re at the local grocery store, and standing before you is a gumball machine filled. In this system, all cards are assigned a point value just like in Hi-Lo. The house has the statisical advantage in BlackJack. But if it’s 1 or less, you stick to your minimum bet. The main thing about this system is that some cards receive. Details about the KO Blackjack card counting. Not exactly rdorange. the Unbalanced Knock-Out System or the KO Count), was invented by Ken Fuchs and Olaf Vancura Ph. $25). Cards 7 to 9: 0. It assigns a value of +1 to low cards (2-6), -1 to high cards (10, Jack, Queen, King, and Ace), and 0 to neutral cards (7, 8, 9). Hi-Opt 2 / High-Opt II Blackjack Card Counting System. Hi/Lo. Use the Practice mode to get a feel for using the system and keeping a count. This app does not require you to look at the screen and can be configured to. For example, you can check the count after each hand or every 10 hands, and go through up to 8 decks. Meanwhile, the pivot is where the RC roughly equals a hi-lo true count, and that's equal +4. A very easy, yet powerful, unbalanced strategy. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingPEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingHow the REKO Count Works. When halfway through a deck, if your value is high, there are more 10’s, face card, and aces remaining than low cards. Thus, card counting is simply a method of determining when the remaining deck is player-favorable. The GameMaster's Blackjack School is a card counting course teaching you to win in 24 lessons. Canfield Expert - A simple, Level 1, balanced card counting strategy optimized for Playing Efficiency found in Richard Canfield's Blackjack Your Way to Riches, Carol Publishing Group, 1977, rev. The KO, or Knock-Out, card counting system is a simplified strategy designed to be easier for the player to use. #2. Knock Out (KO) It is almost identical to Hi-Lo. Specifically, in the KISS 2 system, the values assigned to each card are as follows: A,7,8,9 = 0 2 = 0/+1 3,4,5,6 = +1 T = -1. This one takes a little bit of work to get used to and provides slightly better odds than the other highly. No experience is required to use the tool, just the desire to want to learn a mathematically proven technique that will give you the advantage over the casino when you play blackjack. There is also a lucky ladies side bet. Nov 22, 2008 #1. But don’t let the number of options scare you away. #3: Knock-Out Blackjack If you’re interested in learning how to count cards in blackjack, one of the best places to start is with the KO Count system. Because it's an "unbalanced" system there is no "true count conversions" unlike the Hi-Lo. 1. Simple card counting systems are easy to learn but deliver results that are less than the best. This count turns out to be both very simple and remarkably powerful, as the authors point out in the next chapter. You keep the same running count as you would with Hi-Lo, and the formula remains the same! Divide your running count by how many decks are left in the game. 算牌（card counting），玩牌策畧一種，用喺賭博 遊戲 廿一點上面。 玩家藉統計同概率，以祈打破莊家勝算。 算牌有好多種計法，稱為算牌法，大柢為出過嘅牌畀分數，估計剩低落來嘅牌，勝算有幾大。 算牌並唔係好難，熟手玩家基本上都會，所以廿一點為少數對玩家稍為有利嘅賭博。Card Counting comes to the masses with the revolutionary Knock-Out card-counting system, which eliminates the mountain of mental arithmetic necessary to win at blackjack. " A couple of examples include the KISS 2 and KISS 3 methods. The only cards you count are the small cards, and they each count as +1. It was one of the first "unbalanced" counts. Ie true count +2 should be where your KO rc is above the key count. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingPEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingThe Knock Out system is an easy card counting technique suitable also for beginners. With KO, 7s are positive cards while with High-Low 7s are neutral. If you make your way through the whole deck your count should be +4 for a single deck and multiples thereof, decided by how many decks are in play, as the 7s are adding to the count. I've been researching the KO card counting method and I understand all but 1 aspect. The 5 is worth 1, so the count goes to plus 2. So, as you draw cards, you just add and subtract, for example, if King and a 9 are drawn, it is -2. Click it again, it continues. Developed by Ken Fuchs. KO, or also known as knockout, is a common system used by blackjack card counters. KO card involves using an unbalanced count. It uses a concept called “unbalanced” card counting, where the count doesn’t start at 0 with a fresh shoe. D and was branded as the "Easiest Card Counting System Ever Devised". You don’t have to assume it is anything. This process will however produce a total of 4 at the end. Keep a “Running Count” based off of the values of the card dealt. • In Halves, the 2 and 7 cards are worth +5, the 5 is worth +1. The point values are distributed. You bet the $10 table minimum. This process will however produce a total of 4 at the end. #1. An easy system played well is better than a difficult system played poorly. KO is roughly equal in strength to Hi-Lo, and most people find it easier. Deviations are simply times where you will alter your play. True-count systems have a fairly balanced appearance around true count zero and a small range of counts. e. Beat the house and shift the odds in your favor by learning and practicing Card Counting. I'm just learning and practicing this system atm. In this method, the cards are tallied the same as in Hi-Lo. It’s easier to get away with counting cards with multiple decks since casinos have more of a reason to expect card counters play in single-deck games. Can somebody give me a nice link that teaches the KO card counting system. The first thing to note about this system is that it is unbalanced. Increase your bets when the count is running positive. #5. Hi-Lo,. Alas, these games no longer exist. In this video, we explain exactly what the knockout card counting system in blackjack is and how you can and should use it. In running-count strategies, there is a large range of counts mostly to the right of the initial running count. Adding more card values to the counting method makes it more difficult to maintain that count in live play. The Hi-Lo Count is one of the easiest and most popular blackjack card counting systems available. Asymmetric systems, such as the Knock Out system (KO), are designed to eliminate the proper value of the cards (more in step 3). When you use an unbalanced counting system you avoid the need to make an extra conversion to get a true count. Jul 9, 2008. Don's Domain, a bulletin board website and chat for Blackjack and other advantage play. . 12 Added Additional tables for Advanced Red7Players can expect slow payments, low cashout limits and slow response from customer support. It is referred to as an “unbalanced” system because, unlike the HiLo, there are more low cards that affect the count than there are high cards. With the KO system, players assign a value of +1 to cards 2 through 7, a value of -1 to cards 10 through Ace, and a value of 0 to 8 and 9. Olaf Vancura & Ken Fuchs’ Knock-Out Blackjack (First published 1996) Why? Introduced the very popular K-O unbalanced card counting system. So, there is no need to memorize index values. KO vs. The values for the different cards are as follows: Cards 2 to 6: +1. The Hi-Lo system is the most popular and prominent card counting system that is also easy to learn and widely practiced by blackjack players in casinos. When the count is at 0 or negative, you make your minimum bet. I've noticed that when I use the speed count and compare with the ko count, majority of the time it's right on or 1-2 off. Becoming. The Hi-Lo count works by assigning values to the cards. Depending on which counting system you are. The count number assigned to the card values is the same as the Hi-Lo count, with the exception that 7s are treated like a low card (+1) meaning that the final count after one deck is +4. The formula for the IRC is 4- (No of decks x 4) So yes you are correct the your IRC should start at -12. You add another unit for every +1 that goes on the count. This is known as Ko count card counting. As cards are revealed at the table, the card counter adds their values to the running total, which. Card counting seeks to use the history to change the advantage to the player. If eight decks are being used, your starting count is going to be -16. 2. txt) or read online for free. Every time we see a low or high card,, we add or subtract 1 from the running count. Cards 8 and 9 are valued at 0 and not counted. May 7, 2008 #1. Low cards improve the dealer’s odds of winning. KO counting strategy for cards is one of the extremely popular card counting strategies used for blackjack players. While casinos usually detect the. The KO card counting system in itself is unbalanced and though it can be useful to beginners, it is really not much useful to experienced card counters who already are comfortable using more complex card counting methods. 10 New Force Initial Running Count option makes it easier to change unbalanced counts like KO card counting to a different IRC by changing all indexes automatically. In standard card counting methods, the deck value is considered as zero while in the case of knock-out count, it will make a total of 4 points by the end of the card deck. The Hi-Lo Count System helps players keep track of the cards in the deck. Deviations are simply times where you will alter your play. The KO System is a Blackjack card counting method that combines the positive aspects of several popular counting systems without also picking up the unpopular aspects. In the Knock-Out count you can completely ignore it, because there is no true count conversion. PRACTICE MODE. PEMF – Holistic Aid to Natural Pain Relief, Faster Healing & Well-beingIt is a set of 18 indices or exceptions to the common rules of basic blackjack strategy. Until you can play perfect basic strategy (like, no mistakes at all, ever) don't bother with KO or any other system. This had been going quite well. The KO strategy adds one extra. MK-O Rookie is designed to be easy to learn, even for those with no previous experience with card counting. zg "KO is very easy and I know HO2 is a level 2 counting system and if the difference is very minimal, theres no reason to change. I have been practicing with the KO count for around a year and a half (which is a minor guesstimate) and have become fairly well equipt with the counting method. I purchased and read the UBZII booklet ($20, 20 pages). V4. 20 low cards and 20 high cards take 2 low cards 18 low cards and 20 high cards. The game will count according to the method you select. In the KO-Preferred system, there are 5 "Category C" indexes, that are used at the IRC and higher. Card counting in blackjack can be done by players using the following 3 easy steps: First, each card should be assigned a value, according to the plus-minus count. *In the Red Seven Count, ONLY red seven's are counted as +1; black seven's are given a value of 0. Reduce the advantage the casinos have over you by learning and practicing Basic Strategy. Card counting strategy is the most popular and checked one for playing and beating blackjack, and it consists of many various systems which really work though differ a bit. KO Card Count also known as the Knock-out Card count is a popular unbalanced card counting systems that is well suitable for beginners. The 4 is a low card. Knockout System Card Values: Starting Count and Running Count. With a key count of 22, I'm guessing your using the customized IRC (initial running count) to avoid negative numbers. KO Card Counting Strategy Explained. This is a simple but effective method for keeping track of the cards you have played and how they affect your chances of winning. ok More Info. Card Counting is Tough to Learn. a. Card counting is a technique that lets blackjack players know when the advantage shifts in their favor. The Omega II system is considered one of the more advanced card counting strategies available. Cards 10 to Ace: -1. The Hi-Opt II. Thread starter Thunder; Start date Nov 22, 2008; T. The KO Strategy is one of the very easiest Blackjack card counting strategies, contained in the book Knock-Out Blackjack--The Easiest Card Counting System Ever Devised by Olaf Vancura and Ken Fuchs. In blackjack, card counting is a mental method that a player uses to do two things: Keep track of how many ten-point cards have been played so far. Next Last. It has been suggested that REKO must therefore necessarily have poorer performance than KO. How Card Counting Works Cards 2-7 are valued at +1. Counting cards is usually as simple as adding and subtracting the number 1. One consequence of Rule 8 is the so-called ko rule: Consequence (ko rule). The most common method is the Hi-Lo system, where cards 2 to 6 are assigned a value of +1, cards 7 to 9 are assigned a value of 0, and cards 10, Jack, Queen, King, and Ace are assigned a value of -1.