El Clasico preview and live streaming guide: when Barcelona meets Real Madrid, where to watch in India and which players could decide the contest. An El Clasico Copa del Rey final will be on the platter as Real Madrid and Barcelona meet in the summit clash on Saturday (April 26). Sunday’s fixture will see a host of world-class players go to war, including Barcelona’s Lamine Yamal and Real Madrid’s Kylian Mbappe.