You can cast doubt on your opponents' minds regarding the sets and runs you are attempting to finish during gameplay by carefully discarding specific cards or using subdued gestures. Because it will be more difficult for them to predict your moves and modify their strategies accordingly, trummy white 51 bonushis can give you a competitive advantage. Keeping Track of Played Cards: Card Counting. Card counting is an additional advanced strategy in Master Yono Rummy that entails keeping track of the cards that have been played during the game to help you decide which cards are most likely to be available for you to take out of the draw pile. Through careful observation of the cards your opponents have discarded and calculation of which ones remain in play, you can obtain important information about which cards are more likely to remain available for you to finish your sets & runs.