Mateo Kovacic is already a Chelsea player,The midfielder traveled to London to join on loan for a season without a purchase option.

He must return next year as Real Madrid don't want to lose sight of his tremendous potential.

Kovacic arrived at Los Blancos in the summer of 2015 from Inter in an operation estimated at 31 million euros, two years after the neroazzurro paid 11m euros to Dinamo Zagreb for his services.