The former Liverpool keeper said this after his side held Real Madrid to a 2-2 in the Uefa Champions League match on Tuesday night.
Tau, who is at Brugge on loan from English Premiership side Brighton & Hove Albion, made an assist in this game.
“He’s a very quick player,” Mignolet told The Athletic.
“With the speed, he’s got and the actions he can create and his dangerous left foot.
“He’s got all the ability to play in the Premier League in the future – definitely,” he concluded.
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