Today we take a look at the teams and clubs that nobody ever considered to be winners, the world of the longshot, and the underdog.
There are those teams that surprise everyone now and again. Even if an out of form Juventus or Real Madrid win a big match, they were never really underdogs or longshots.
But then you have those teams that nobody ever gave a second glance at when looking at possible winners.
Today we honor those giant killers.
Test your knowledge in a quiz of the ultimate longshots and underdogs who triumphed in football.