Humor can effectively diffuse tension at the roulette table by lightening the mood and fostering a sense of camaraderie among players. Jokes or light-hearted comments can help ease the anxiety that often accompanies gambling, especially during losing streaks. By sharing a laugh, players can shift their focus away from stress and frustration, promoting a more relaxed atmosphere. This not only enhances the overall experience but can also encourage social interaction, making the game more enjoyable for everyone involved.