Consider discarding other cards that might give the impression that you are pursuing a different combination, for instance, if you are holding onto a carmaster slotsd that you know your opponent needs. As you strive to finish your own hand, this strategy may compel them to make less-than-ideal choices. Pool Rummy: An Accumulation Game. The game Hello Rummy has many variations and unique rules that can drastically change gameplay, so it's not a one-size-fits-all game.