The Gunners can go fifth in the Premier League with a win, but have just two away victories this season. Everton, meanwhile, have lost six of their last seven matches and last won on Sept. 25.
Der Klassiker did not disappoint, but Barcelona did. Elsewhere, the Simeone family had an up-and-down time, while Liverpool left things late and West Ham upset another contender.
Missing 11 players, the COVID-hit Philadelphia Union kept their Eastern Conference final close, only for New York City FC's expensively assembled bench to seal a late win.