Building Social Networks. Rummy Nabob is a great social platform that helps players connect with each other. Face-to-face interactions are becoming less common inrummy game app an increasingly digital world, but Rummy Nabob offers a platform for people to interact with friends, family, & strangers from a variety of backgrounds. Because of the game's multiplayer structure, players can collaborate and communicate while exchanging strategies, advice, and experiences. Creating a Community Feeling.