Chelsea have joined the interest in Hoffenheim attacker Roberto Firminio.
The talented Brazilian is emerging as a top transfer target for several Premier League heavyweights.
BILD says Liverpool, Chelsea and Manchester United all had scouts in the stands to see Firminio, 22, in action against Mainz.
Werder Bremen and Inter Milan were also represented, but Firminio has confessed an ambition to play in England in the future.