Many footballers are superstitious, but some are more superstitious than others.
Every club will have a player who has to put one shinpad on before the other, or get changed in the exact same way or the exact same place, but Borussia Dortmund's Roman Burki goes one step further.
The Swiss goalkeeper, who has been the club's No. 1 for the past three seasons, simply has to touch the matchball before kick-off. And he won't let anyone stop him from doing so.