UCL stats: Álvarez surpasses Messi, Enrique moves past Guardiola; Kvaratskhelia's PSG record

UEFA Champions League semifinal first leg statistics highlight several notable milestones, including Julián Álvarez surpassing Lionel Messi in a specific UCL metric and manager Luis Enrique moving ahead of Pep Guardiola in a coaching record. Khvicha Kvaratskhelia also set a new PSG record during the first-leg fixtures. The results left both Atlético Madrid and Arsenal with everything still to play for heading into the second legs.