In what some consider an in-state rivalry, they’ve almost forged a bit more of an empathetic brotherhood, with both teams in the same boat in terms of holding their own against bigger revenue rivals – one in the National League and one in the American League. They have exchanged in several trades over the years as well. However, there’s been a stark contrast in the overall success of the Rays and how they develop new talent, as the Marlins have displayed historically. While the Fish have won two World Series championships, but Tampa has been more consistent winners over the years – due to their supremacy within the system.