Moussa Diaby is on the verge of exiting Aston Villa and Unai Emery has lined up a ‘different class’ replacement for the 25-year-old. Aston Villa acted quickly early on in the transfer window to resolve their PSR concerns. The major player sale they were forced into was Douglas Luiz. The Brazilian joined Juventus while Enzo Barrenchea and Samuel Iling-Junior moved in the other direction, but Luiz isn’t the only player on his way out of Villa Park. Saudi interest recently emerged in Moussa Diaby, who arrived as a club-record signing from Bayer Leverkusen in 2023. Al-Ittihad have emerged as clear…