Watford have expressed interest in Arsenal pair Eddie Nketiah and Ainsley Maitland-Niles.
The Daily Mail says Watford are among the clubs monitoring developments with Arsenal striker Nketiah who has been offered a new contract but has still sign.
The 22-year old also has interest from Bayer Leverkusen, Crystal Palace and West Ham among others.
Watford have also asked about Arsenal's versatile midfielder Maitland-Niles.
The 23-year old enjoyed a loan spell with West Brom last season after turning down a temporary move to Southampton who also retain an interest in the England international.