The striker won the spotkick after he was brought down inside the 18-yard box.
Lookman’s goal proved to be the decisive factor in the game.
Barcelona players and officials were furious after the 2-0 loss to Atletico Madrid over multiple calls that they believed Referee Istvan Kovacs and VAR got wrong.
Hansi Flick’s loss follows Barcelona’s 7-2 victory against Newcastle and their recent 2-1 derby win against Atletico in LaLiga.
Crystal Palace beat Tottenham Hotspur 3-1, as the London club suffered their fifth consecutive defeat.
This win marked Atletico’s first victory in their last three European matches.
The Unify League is a breakaway league proposed in 2021 to rival the traditional UEFA Champions League.
The confirmation ended the long-standing transfer saga involving Lookman and Atalanta.
The 28-year-old was captured by Sky Sports arriving at the airport on Sunday as he heads to Madrid for his medicals following permission from Atalanta.
World champions Argentina, who have already secured their spot at the 2026 World Cup in the U.S., Mexico and Canada, face Angola in Luanda.
