Trincao opened the scoring before Messi made it 2-0 before half time. Luis Rioja got a goal back for Alaves but Trincao and Messi both scored again before Junior Firpo got Barcelona's fifth.
2020/2021 La Liga
5-1
Match Events
0' The match is about to start!
7' CHANCE! Messi's double-shot denied
27' Ter Stegen makes brilliant double-save
28' GOAL! Barcelona 1-0 Alaves (Trincao)
36' No goal?? Messi scores but VAR cancelled this goal due to offside
46' GOAL! Barcelona 2-0 Alaves (Messi)
56' GOAL! Barcelona 2-1 Alaves (Rioja)
64' CLOSE! Messi's shot inches wide
66' MISS! Griezmann's shot wide out
73' GOAL! Barcelona 3-1 Alaves (Trincao)
74' GOAL! Barcelona 4-1 Alaves (Messi)
79' GOAL! Barcelona 5-1 Alaves (Firpo)
89' OFFSIDE! Trincao's goal disallowed
Line-ups
Barcelona XI: Messi, Busquets, Griezmann, Ter Stegen, Lenglet, Firpo, De Jong, Trincão, Riqui Puig, Óscar Mingueza, Ilaix Moriba
Subs: Pjanic, Alba, Neto, Umtiti, Dembele, Pena, Matheus Fernandes, Dest, Álex Collado, K. De La Fuente, Pedri
Alaves XI: Joselu, Edgar Méndez, Lejeune, Pina, Perez, R. Battaglia, Pacheco, Duarte, Córdoba, Rodriguez, Aguirregabiria
Subs: Garcia, Laguardia, Jota Peleteiro, Burgui, Pons, Deyverson, Rioja, Sivera, F. Pellistri, A. Abqar, Javi López, Sainz