Julian Brandt trained alongside Kai Havertz at Bayer Leverkusen on Thursday.
Leeds United have submitted a official bid for the free agent.
Negotiations with Leverkusen over Brandt’s contract remain in progress.
Leeds are understood to be at the forefront of the race to sign him before his contract expires.
This comes as multiple reports confirm the English club’s ongoing pursuit of the German midfielder.
Both clubs are said to be considering their options thoroughly.
Brandt’s versatility and speed have attracted interest from several European teams.
Leeds’ manager praised the German's creativity and intensity.
If the deal goes through, Brandt could move to the English side before the summer window closes.
Fans are already rumouring about his likely role in the midfield.
The transfer could also unlock funds for Leeds to bolster other areas.