Claus Bertino, Timo Hoffmann, Derric Rossy and Albert Sosnowski are the final four names added to the line-up for the sold Betfair Prizefighter International Heavyweights III, live on Sky Sports from the York Hall, Bethnal Green on February 23.

The quartet join London fighter Ian Lewison (6-1-1), American KO king Travis Walker (39-8-1) and previous Prizefighter champions Audley Harrison (28-6) and Martin Rogan (15-3) in the 29th edition of Matchroom Sport’s eight-man, one night tournament.

Poland’s former WBF World title holder Sosnowski (47-5-2) has fought 54 times in his 15 years as a professional, including a shot at the WBC belt against Vitali Klitschko in 2010. German Hoffmann (40-7-2) also has considerable ring experience having boxed 342 rounds in his 50-fight career.

Danish boxer Bertino (15-4) and New York’s Rossy (26-5) complete a line-up which shares a total of 135 KO wins in 262 fights.

The Betfair Prizefighter International Heavyweights III is followed by a pro debut for Team GB’s Olympic boxing captain Tom Stalker, who will be in four-round action against Kristian Laight. All tickets for the night are sold out.