The 10 Most Extreme Football Club Rivalries Ollie Irish 7th, September 2010 45 Comments By Ollie Irish Not pure city derbies, but general rivalries (many of which happen to be derbies)… riverboca1_fu1p ◄ Back Next ► Picture 10 of 10 1. River Plate v Boca Juniors (Argentina) - In terms of raw atmosphere and unbridled passion, you can't top Argentina's Superclasico, which pitches working-class Boca against the aristocrats of River Plate