Who has been Arsenal’s best signing in the last five years?

Arsenal have signed some top class players in the last five years, even though they have gained a reputation of not being willing to spend a lot of money on players.

The Gunners currently sit in fourth place in the Premier League after beating Manchester United 2-0 at the Emirates Stadium on Sunday.

Who do you think has been Arsenal’s best signing in the last five years? Have your say in our ‘winner-stays-on’ style poll below.

Take into account their transfer fee (taken from Transfermarkt) and their performances for the club.