The two Madrid clubs are up there with the biggest in world football and the lure when one of them comes calling can be too much to refuse. Real Madrid are the more successful of the two, winning the Champions League a record 13 times along with dominating the domestic scene alongside fierce rivals Barcelona. Real have the second biggest revenue stream in the game, second only to Manchester United which shows the demand for them around the globe, meaning that they're able to shell out some big sums of money to land their targets.
Atletico Madrid aren't steeped in as much history as their city rivals, but they are an incredibly well drilled unit who have enjoyed some great success under the tutelage of Diego Simeone. The Argentine has guided them to 6 major trophies along with two Champions League finals, making them one of the most attractive sides to play for.
On Wednesday the pair face off in UEFA's curtain raiser for the new season in the Super Cup. It looks like a cracking game on paper and it's going to be an interesting one, with Real in competitive action for the first time since selling talisman Cristiano Ronaldo. In the build up to the big game we've created a quiz to wet your appetite. We want to see if you can name each of these clubs most expensive signings (15 from each club) inside just 8 minutes! These two have spent some large amounts so there's plenty of big names in here - give it your best shot below then tweet your attempts into us @FootyAccums!