As situations change or players become more competitive, an ally may determine that pursuing personal objectives is more beneficial than preserving the alliance. Players should stay atop rummy appslert and aware of one another's actions during the game to manage this risk. Clearly defining the alliance's decision-making process can also lessen betrayal sentiments. Alliances are more resilient to the demands of competition when they create an atmosphere where participants feel free to express their intentions honestly. Successful Rummy Alliance Techniques.