On Wednesday night, Mauricio Pochettino tested a back three for Spurs and it did the trick, with the north London outfit sealing three points and a clean sheet in a 3-0 victory over Hull City.
But not only is there the possibility of Pochettino keeping with this new system. The imminent transfer window has seen Spurs linked with a couple of exciting players.
Everton midfielder Ross Barkley and Crystal Palace winger Wilfried Zaha are reportedly on Tottenham's wish list, but where could they fit in?
We've decided to put together a possible Tottenham XI, featuring two new signings and a change in formation.