The Diversity of Competitions. Small, neighborhood get-togethers at community centers to major international contests with sizeable cash prizes are examples of these evrummy gold 51ents. Swiss-style pairings or knockout rounds are two common tournament formats that let players show off their skills against one another. Online tournament growth. Interest in competitive play has been further stimulated by the growth of online rummy, as numerous platforms regularly host tournaments for players of all skill levels.