Quiz! Can you name every team Manchester United faced in their treble-winning season?
During a difficult period under Erik ten Hag, test your knowledge of happier, trophy-filled times for the club
6 minutes on the clock, 35 teams to guess.
Remember to tweet your scores @FourFourTwo and share with your mates.
THEN TRY Quiz! Can you name every single scorer in Manchester City's treble-winning season?
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The 1998-99 season was one of incredible drama and excitement for Manchester United as they became the first English team to win the treble.
At the end of an exhausting campaign that featured 63 competitive games in total, the Premier League, the FA Cup and the Champions League belonged to them.
All three trophies were sealed in the space of just 10 days as Alex Ferguson's relentless side somehow made history.
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It's impossible to forget the key players and moments from that season, but what about the opposition they faced along the way?
QUIZZES
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Sean Cole is a freelance journalist. He has written for FourFourTwo, BBC Sport and When Saturday Comes among others. A Birmingham City supporter and staunch Nikola Zigic advocate, he once scored a hat-trick at St. Andrew’s (in a half-time game). He also has far too many football shirts and spends far too much time reading the Wikipedia pages of obscure players.