Two Notre Dame rivalries have been nominated among the top 25 in college football in a list produced by The Athletic. They are, unsurprisingly, the matchups against USC and Michigan. Notre Dame faces USC just about every season, with last year's meeting in Los Angeles going to the Fighting Irish, 49-35.

When does a new rivalry begin in college football? Notre Dame and Clemson may have already planted the seeds ahead of a 12-game series.

Notre Dame's yearly meeting with USC is one of college football's most famed rivalries, but the annual game is under threat with the deal between the two schools set to expire after this year