Nepal, Feb. 26 -- Atletico Madrid conceded a two-goal lead then fought back from two down in a wild 4-4 draw with Barcelona in a Copa del Rey semi-final first leg thriller on Tuesday.

After Diego Simeone's side scored twice in the opening six minutes through Julian Alvarez and Antoine Griezmann, Barca raced through the gears in a high-octane performance.

The superb Pedri Gonzalez pulled one back with Pau Cubarsi, Inigo Martinez and Robert Lewandowski going on to score for the Catalan giants.

Marcos Llorente netted for Atletico before Alexander Sorloth struck in the 93rd minute to leave the tie perfectly poised ahead of the second leg at the Metropolitano stadium on April 2.

"It's a terrible result when you go 4-2 up... you have to be ...