Brighton are demanding big money to sell Yves Bissouma.
The Sun says Monaco are to launch a big offer for Arsenal and Aston Villa target Bissouma.
Brighton want £50million for the ex-Lille midfielder.
Prem clubs have queued up for the 25-year-old but it's claimed tonight Monaco have leapt into pole position.
ASM see Bissouma as a replacement for Real Madrid target Aurelien Tchouameni.