Template:MLB rivalries - English Wikipedia @ Freddythechick

East	Rays–Red Sox Yankees–Red Sox
Central	Tigers–White Sox Twins–White Sox
West	Angels–Athletics Angels–Rangers Astros–Rangers

East	Braves–Mets Mets–Phillies Nationals–Phillies
Central	Brewers–Cubs Cardinals–Cubs Pirates–Reds
West	Diamondbacks–Dodgers Dodgers–Giants Dodgers–Padres
Interdivisional	Cardinals–Dodgers Phillies–Pirates

Historical