Generations of superstars have come through both Real Madrid and Barcelona, but 11 players stand out as legends of the game.
El Clásico is one of the best rivalries in sports, let alone soccer. Not only are Real Madrid and Barcelona bitter rivals, but they are also two of the biggest clubs in the world with trophy cabinets most teams can only dream of.
The success of the two Spanish giants comes from their incredible wealth of talented players throughout the years. Some of the best to ever lace up a pair of boots, including Cristiano Ronaldo and Lionel Messi, can trace their careers back to Real Madrid and Barcelona.
In fact, a lineup featuring the best players from both clubs just might be the most unstoppable team in the history of the sport.
Here's Sports Illustrated's all-time combined XI for Real Madrid and Barcelona.
