The game is a great activity for social gatherings and events because it promotes friendly competition, laughter, and conversation. Making New Friends & Getting Mentally Stimulated. Meeting new tin pattfriends who are also interested in the game is another benefit of playing rummy. Rummy not only fosters social interaction but also provides mental exercise & cognitive challenges that help maintain mental acuity. Rummy gives people a chance to exercise their minds while socializing with others, whether they are playing it casually with friends or competing in high-stakes tournaments.