ROTTACH-EGERN, Germany -- Ragnar Klavan says Peter Crouch was one of most difficult strikers he faced in his first season in the Premier League.
Klavan joined Liverpool last summer from Augsburg for £4.2 million and made 25 appearances last term as backup at centre-back.
The 31-year-old faced Sergio Aguero, Romelu Lukaku, Harry Kane and Zlatan Ibrahimovic throughout 2016-17, but feels the Stoke City striker, who played for Liverpool between 2005 and 2008, gave him the most challenging encounter.
When asked at Liverpool's base for their German training camp who was his toughest opponent, Klavan replied: "I'd say that the biggest surprise was Peter Crouch.