Mastering Online Rummy: A Complete Guide Over the past few years, online rummy has become increasingly popular, drawing players in with its unique combination of skill, strategy, & social interactisattaking.upon. Rummy, a card game that blends skill and luck, requires players to watch their opponents' moves & create sets and sequences out of the cards they are dealt. Anyone who wants to get involved in this entertaining activity must grasp the fundamentals of online rummy. Usually played by two to six players, the goal of the game is to combine cards into legal combinations before your rivals do.