Arsenal's Viktor Gyokeres, center, attempts a shot on goal during the Emirates Cup soccer match between Arsenal and Villarreal at the Emirates Stadium, London.

Arsenal's Myles Lewis-Skelly, left, and Villarreal's Santi Comesana battle for the ball during the Emirates Cup soccer match between Arsenal and Villarreal at the Emirates Stadium, London.

Arsenal's Noni Madueke during the Emirates Cup soccer match between Arsenal and Villarreal at the Emirates Stadium, London.

Arsenal's Martin Zubimendi during the Emirates Cup soccer match between Arsenal and Villarreal at the Emirates Stadium, London.

Arsenal's Viktor Gyokeres, right, and Villarreal's Pape Gueye battle for the ball during the Emirates Cup match at the Emirates Stadium, London.

Arsenal's Viktor Gyokeres runs during the Emirates Cup match at the Emirates Stadium, London.