Tyberiusz Kowalczyk competed professionally in strongman from 2010 to 2017. He finished 10th at the 2012 World’s Strongest Man and 13th in 2014. Kowalczyk deadlifted 410kg at the 2013 Arnold Europe and won Poland’s Strongest Man in 2014. He was known for his strength in the atlas stones, setting a national record by lifting a 210kg stone at the 2015 SCL Poland.