Crystal Palace striker Jean-Philippe Mateta is wanted by Bundesliga leaders Bayer Leverkusen.
The Sun says Bayer are making a move for Mateta this week.
And Palace are willing to sell - but at a starting price of 20m.
Bayer are expected to bid in the next 24 hours.
The Eagles have already fielded an approach from RB Leipzig this month for the centre-forward.
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