We've picked out a player per year for you to identify. Be warned, though - we didn't want anyone to get full marks so you're more likely to see Igors Stepanovs than Thierry Henry.
We've picked a signing from every one of Arsene Wenger's 20 years managing Arsenal. How many can you recognise?
Arsene Wenger has been in charge of Arsenal for 20 years - but who would be in the greatest XI to play under the Frenchman?
Arsene Wenger has been Arsenal manager for 20 years, and in that time he's signed a fair few players.