You can learn a lot about your opponents' strategies by keeping track of which cards have been picked up & discarded. Players should also think about the possibility of forming blockadeslots 51 bonuss by clinging to specific cards that could interfere with an opponent's plan. Players can create a dynamic strategy that maximizes their chances of winning while keeping their opponents guessing by combining offensive and defensive tactics. Understanding Rummy Bloc's Power Cards. Because of their special skills, some cards in Rummy Bloc have a big impact on gameplay.