Tomasz achieved many successes in grappling. In 2009 he was the Polish ADCC champion in submission fighting. In 2012 he won the Polish Cup in BJJ. In 2012 and 2014 he won the European ADCC Championship, and in 2013 he became the ADCC World Cup quarter-finalists. This successful fighter made his debut in MMA in 2009. After a string of victories in 2013 he won the European light heavyweight MMA championship. All these successes got him closer to a contract with the largest Polish MMA organization – KSW (in 2014). In 2015 he won the KSW belt, which he has been proudly defending since.