Sebastien Haller was in fine form for Ajax in their UEFA Champions League opener against Sporting as he scored four goals to round off a dominating performance at the Estádio Jose Alvalade. Haller scored a brace within the first nine minutes of the match, helping Ajax to a 3-1 lead at half-time. He completed his hat-trick in the 51st minute and scored his fourth 12 minutes later as Ajax ended up winning 5-1 in Portugal. Watch all four of his goals right here, only on Sony LIV.