Schalke lost to Real Madrid in final pre-season testSchalke played host to European giants Real Madrid on the occasion of Veltins-Arenas 25th anniversary. Despite the 3-0 defeat to Jose Mourinhos star-studded side, the hosts performed admirably with no summer signing in their starting lineup.On his first game back from finishing top-scorer at the World Cup, Kylian Mbapp opened the scoring in the sixth minute after he intercepted Ron Schallenbergs poor backpass for Loris Karius. Dean Huijsen doubled Real Madrids advantage with a powerful header from Arda Glers corner-kick.Former RB Leipzig winger Yan Diomande made his debut for his new club minutes after fellow new signing Carlos Espi netted the third for Los Blancos. Edin Deko, who was looking forward to playing against his former coach, entered as a substitute ten minutes from time as he played his first game since re-joining Schalke.Huub Stevens, Clemens Toennies and Klaas-Jan Huntelaar were among several former Schalke figures present for the special day at Veltins-Arena.