In addition to creating strong combinations, a well-rounded strategy also uses defensive strategies to stop opponents' advancement. Players can reduce the likelihood that their opponents will form legitimate combinatrummy noboobions by making well-informed decisions about which cards to pick & which to discard by keeping an eye on the cards that have been discarded. Players can improve their chances of winning and maintain an advantage in the game by adopting this defensive strategy. Gaining proficiency in the game. It takes a combination of comprehending the rules, formulating a strategy, and using defensive tactics to become an expert at Indo Rummy.