Andrew Robertson is the best left-back in England and will be missed when Liverpool host Porto in the Champions League quarter-finals, according to teammate Virgil van Dijk.
Scotland captain Robertson will sit out Tuesday's first-leg encounter at Anfield after picking up his third yellow card of the competition in the 3-1 away win over Bayern Munich in the last 16.
The ever-present 25-year-old tripped Leon Goretzka in second-half stoppage time at Allianz Arena and must serve a mandatory one-match ban.
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Robertson has been among Liverpool's best performers this season, starting 39 matches in all competitions, and his absence will likely force Jurgen Klopp to move versatile midfielder James Milner back to the left side of defence.