Tottenham and Atletico Madrid will do battle in the last-16 of the Champions League soon, but there are only six players in the history of the game who know what it means to play for both of these teams.

There’s no such thing as an easy draw when it comes to the knockout stages of the Champions League, but Spurs will surely be wary of the threat Atletico Madrid pose.

The Spanish outfit are tough customers who play aggressive, slick football under Diego Simeone. The fact Tottenham have only played Atletico once in the past means we have little to go on, too.

Still, there are six players who could tell us all a thing or two about the La Liga side, and likewise, who could inform Atletico all about Tottenham if they wanted to.

Credit: @thefrederikkejensen / Instagram

The big January transfer deal for Spurs was Conor Gallagher arriving from Atletico Madrid for around £34m. Suffice it to say, the midfielder knows the Spaniards very well, having spent roughly 18 months in Madrid.

He’s only just finding his feet in North London, but Gallagher made 77 appearances for Atletico, registering seven goals and seven assists.

Before he arrived in England to join Southampton, Spurs icon Toby...