In order to count cards in Rummy, players need to establish a methodical strategy. One strategy is to mentally group the cards as they are being played according to swww.videobuddy.comuits & ranks. For example, it may be less likely for an opponent to assemble a powerful hand with high-ranking cards if they have already been discarded. looking at the tactics of the opposition. Players can learn about their opponents' strategies and predict their next moves by observing the patterns of their opponents' discards.