The Philadelphia Union vs. D.C. United rivalry keeps ramping up every year, and promises another twist in Friday's clash between the two teams at Talen Energy Stadium (7 pm ET, UniMás in USA, MLS LIVE in Canada).
We broke down the history of the rivalry in full detail below via a Rivalry Matrix, highlighting some key moments involving each team both on and off the field, home and away. Click on each image for the complete lowdown.
