Rivaldo has insisted Antoine Griezmann is "good enough to play for Barcelona" and that the struggling striker just needs "time" to rediscover his best form.
Griezmann has been unable to justify his €120 million (£109m/$140m) price tag since moving to Barca from Atletico Madrid in the summer of 2019.
The 29-year-old has only managed to score 15 goals in his first 52 outings for the Spanish giants and has yet to open his account at the start of the new season.
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Ronald Koeman kept faith with the World Cup winner for a trip to Getafe on Saturday, but he drew another blank as Barca suffered a 1-0 defeat at Coliseum Alfonso Perez.