There is 1 deviation you. [HOST] › community › threads › ko-full-strategy-and-tko-. . 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. Learn how to use the knockout system to gain an edge in blackjack. Learning the Knock Out system is a must for all blackjack players who are KO method could help serious players generate good profits in real blackjack games. If you are playing KO-Preferred, the two running counts where you implement deviations for 8D are -6 and +4. The Knock-Out card-counting system eliminates the mountain of mental arithmetic necessary to win at blackjack. The K-O system is a great blackjack card counting strategy for all kinds of players, regardless of their experience and mathematical skills. The KO Count is straightforward “unbalanced” card counting system, ideal if you are looking to progress from basic counting strategies. The KO Strategy is one of the very easiest Blackjack card counting strategies A full description can be found in Blackjack Attack by Don Schlesinger. Knockout (KO) is a card counting system used in blackjack. The scientifically devised unbalanced K-O. I use the KO full strategy which implements changes to your plays based on the count at several different levels and number of decks (unlike. That's it.