In case you haven't heard, Paul Pogba's rejoined Manchester United from Juventus for a world-record fee. Oh, you knew that? Abhinav Kini introduces 10 deals that may have escaped your attention...
1. Alex Song (Barcelona to Rubin Kazan, Free)
The Cameroonian moved to Barcelona in 2012 but was nothing more than a backup player for the Catalans, with Spanish fans even voting him the worst La Liga signing that year
Remember when Alex Song was lighting up the Premier League with his lofted through-balls to Arsenal team-mate Robin van Persie? Fast forward four years and he’s now plying his trade in Russia, with Rubin Kazan picking him up for nothing last month.