Tottenham reinforced their attack in the summer transfer window with players like Njie and Son. If reports are anything to go by then Spurs are interested in signing another quality playmaker.
Sport Witness cite reports claiming that the representatives of Spurs were in Germany to watch Schalke star Leroy Sane in their last Bundesliga game versus Eintracht Frankfurt
As per the provided link, the North Londoners did try to sign him in the summer. If the reports regarding the scouts is true then it will not come as a surprise if Spurs try to secure him in winter.
Sane is a talented versatile playmaker who can play as a winger, a central attacking midfielder and also as a secondary striker.
This season, in 6 league games, he has scored 2 goals including this individual effort against Eintracht Frankfurt.