Wladimir Klitschko Universum Box-Promotion in Hamburg under the tutelage of Fritz Sdunek, often being featured on fight cards alongside his elder brother Vitali. After building an undefeated record of 24–0 with 22 KOs, he suffered his first loss to 24–13–1 Ross Puritty, in what was Klitschko's first and only professional fight in Ukraine. Puritty forced Klitschko, who had at that time not gone beyond 8 rounds, to punch himself out. Klitschko began to be overwhelmed in the 10th round and went down twice but was allowed to continue. At the start of the 11th round, with Puritty continuing to land hard punches,
Vitali Klitschko Solis was going to take place in Cologne, Germany on 19 March 2011. The fight lasted less than one whole round, as a right hand to Solis's temple wobbled Solis, who then twisted his knee. Klitschko won by KO. Now aged 40, Klitschko retained his WBC heavyweight title against Tomasz Adamek on 10 September 2011 in Poland, winning by TKO in the 10th round. The referee stopped the bout after Adamek received punishing blows and was ruled out, as he was no longer able to defend himself. After turning 41 on 19 July 2012, Vitali became one of the oldest