Sports rivalries can be so heated that there are some people who completely eliminate their rivals' colors from their wardrobe.
Rivalries are especially intense when it comes to the college level. Students and alums are passionate about their school, and they wear their colors proudly. And they don't take kindly to those on the outside who decide to have fun with the rivalry.
At the risk of making students on college campuses around the country vomit, Twitter user @Cameronolley put his graphic design skills to use and tweaked the colors of some college football helmets:
The U in gold and garnet? Michigan's iconic winged helmet in scarlet and gray? That's just wrong.