Putting Real Madrid vs Barcelona at number two is a MASSIVE call. Does it actually deserve top spot? Blind ranking football's biggest rivalries isn't easy. See where the Milan Derby, the Old Firm, and Le Classique end up in this definitive list. Subscribe to SPORF: bit.ly/SPORFSUB CHECK OUT SPORF ON THE SOCIALS: ► Twitter - twitter.com/SPORF ► Instagram - instagram.com/SPORF ► Facebook - facebook.com/SPORF ► TikTok - tiktok.com/@sporf #sporf #yoursporf