Amrabat has endured a torrid spell at Manchester United, having cost the club £8.5m for a year's worth of service.
ECHO writers have their say on whether Liverpool should look to retain any of the senior players soon to be out of contract
Man Utd are open to offers for the majority of their first-team squad this summer but the conditions have to be right and that makes big deals unlikely.
Son Heung-min boasts an impressive scoring record against Liverpool and turned down the opportunity to sign for Jurgen Klopp earlier in his career