According to Russian media, Russian international attacking midfielder Alan Dzagoev (26) has been scouted by Borussia Dortmund, Schalke 04, Everton and Villarreal envoys, during last night Champions League match against Bayer Leverkusen.
Currently on a deal with CSKA Moscow until June 2019, the player has been linked to Tottenham as well in the past.
Source: transfermarketweb.com