NBA
NFL
NHL
MLB
College
100

Rings

Los Angeles Lakers vs Boston Celtics

100

Everyone knows this one

Philadelphia Eagles vs Dallas Cowboys

100

Very Historic and Canadian

Toronto Maple Leafs vs Montreal Canadiens 

100

Really popular in the 2000's and still causes buzz to this day

New York Yankees vs Boston Red Sox

100

"The Game" (the biggest rivalry in College Football) 

Michigan Wolverines vs Ohio State Suckeyes

200

Wilt

Golden State Warriors vs Los Angeles Lakers

200

Can still be a pretty good North battle

Baltimore Ravens vs Pittsburgh Steelers

200

Across the Hudson 

New Jersey Devils vs New York Rangers

200

These two teams used to be from New York and their rivalry followed them to the West

Los Angeles Dodgers vs San Francisco Giants

200

The biggest rivalry in College Basketball

North Carolina Tar Heels vs Duke Blue Devils

300

A Central Division showdown (not as popular as it used to be)

Chicago Bulls vs Detroit Pistons

300

Bill

New England Patriots vs New York Jets 

300

Two teams of the same Canadian province

Edmonton Oilers vs Calgary Flames

300

Due to recent playoff series, this rivalry has gotten even more heated

Philadelphia Phillies vs Atlanta Braves
300

"The Iron Bowl" the biggest Intrastate rivalry in College Football

Alabama Crimson Tide vs Auburn Tigers

400

80's

Philadelphia 76ers vs Boston Celtics

400

Two extremely historic teams 

San Francisco 49ers vs Dallas Cowboys

400

PA

Pittsburgh Penguins vs Philadelphia Flyers

400

This rivalry became a rivalry after an extremely controversial playoff series

New York Yankees vs Houston Astros

400

"Red River Rivalry" It is played in its own neutral site.

Oklahoma Sooners vs Texas Longhorns

500

Subway Series

New York Knicks vs Brooklyn Nets

500

Meadowland Memories

Philadelphia Eagles vs New York Giants

500

Northeastern (gonna be lowkey honest, I did not know they had a rivalry)

Boston Bruins vs Buffalo Sabres

500

This western rivalry has started to grow a little bit and is known for its dramatic games

Los Angeles Dodgers vs San Diego Padres

500

"Backyard Brawl" These two mideastern teams hate each other

West Virginia Mountaineers vs Pittsburgh Panthers