Who’s your favorite teams biggest rival(s)?

[5th Letter]

I got the idea from this tweet.

 

[5th Letter]

In football. It’s the Pats and Dolphins.

Basketball it’s the Celtics, Knicks, Sixers and Raptors in that order.

 

[Chi-Town B]

Bears/Packers

White Sox/ Indians

I don't think the Bulls have a rivalry