Croatia international Rebic enjoyed a fine season with Frankfurt in the Bundesliga last term, scoring six goals in 25 Bundesliga appearances, while he also grabbed a brace in their 3-1 DFB-Pokal final triumph over Bayern Munich in May.
Rebic has continued that fine form at the World Cup with Croatia and his impressive performances have not gone unnoticed, with the likes of Manchester United, Arsenal, Napoli and Bayern all being accredited with an interest in his services.
However, it appears Spurs could be leading the race for the 24-year-old, as SportBild have claimed Mauricio Pochettino's side have already made contact with Frankfurt regarding a move for the player.
The former Fiorentina youngster is unlikely to come cheap, however, as it is believed Frankfurt have put a €50million price-tag on his head.
That could be enough to put Spurs off, although the North Londoners will need to step up their transfer negotiations soon, as they are yet to add to their squad this summer.
Celtic skipper Scott Brown insists Champions League football remains key even after more than a decade at the club.
Brighton have completed the signing of midfielder Yves Bissouma on a five-year deal from French side Lille.
Rafael Benitez has admitted he will have to 'wheel and deal' this summer if he is to get the men he wants to rebuild his team.
Joe Hart's future remains up in the air but he has been included in the Manchester City squad for the summer tour to the United States.