Xavi beleived Denis Suarez could replace him at Barcelona - but a surprise move to Spurs could be on the cards instead.
Barcelona's seldom-seen centre-back Thomas Vermaelen could be set for a shock return to the Premier League with Everton.
Everton are reportedly ready to launch an ambitious bid to beat La Liga giants Barcelona to Brazilian international midfielder Lucas Lima.
Palmeiras defender Yerry Mina has reportedly agreed a deal to sign for Barcelona - though that did not stop West Brom from attempting a shock swoop.
Munir El Haddadi and Sandro Ramirez both failed to make the grade at Barcelona but have the potential to thrive under Ronald Koeman at Everton.
Thauvin may have shone in Ligue 1 with Marseille but is the Newcastle United flop really worthy of Barcelona?
The winger has been in prolific form for Barcelona this season, even if game time has been hard to come by, but should Tottenham Hotspur make a move?
The Southampton defenders have both been linked with a summer exit but they are unlikely to let both leave so what now for Everton?
The 22-year-old winger failed to win over Ronald Koeman and could be heading out of Everton again.
Barca may possess arguably the three greatest attackers in the modern game but they aren't so assured at the other end, believes the German legend.