Arsenal have signed some world-class players in their long and illustrious history, many of whom arrived during the past three decades under former manager Arsene Wenger.
But for every Thierry Henry there has been a Francis Jeffers or a Gervinho - dire under-performers who, in some cases, were acquired at great cost only to be sold without ever leaving a mark.
Perhaps the worst of them all, however, has been Nicolas Pepe. Signed for a then club-record fee of £72 million ($88m) in 2019, the winger endured three forgettable campaigns at the Emirates Stadium before heading out on loan to Nice for the 2022-23 campaign.
With no way back for him into Mikel Arteta's first-team plans, Pepe is now set to leave Arsenal on a permanent basis, so where does he rank among the Gunners' worst-ever signings? GOAL takes a look at 15 transfers Gunners fans would rather forget...