superstar Kylian Mbappe outshines ‘walking’ Lionel Messi as hat-trick leaves Barcelona needing another miracle against PSG in Champions League Sean O'Brien Updated: 17th February 2021, 8:24 am Kylian Mbappe gave Barcelona another Champions League mountain to climb with a brilliant hat-trick as Paris Saint-Germain won 4-1 at the Nou Camp in the last-16 first leg tie. The 22-year-old outshone six-time Ballon d’Or winner Lionel Messi, who could well be joining PSG this summer, with an electrifying performance to confirm himself as football’s best young player. Icon Sport - Getty Mbappe was unstoppable Messi had put the hosts in front from the spot, but the 33-year-old was far from his usual self as Mbappe stole the show in the absence of the injured Neymar.