He was convicted of kidnapping, now lives in Dubai. What's the connection between large Bu and Charles Nawrock?

The election run is about who's supporting the candidate. Karol Nawrocki is supported by the Law and Justice - it can be heard. On the another hand, the net shows who else is behind it. Among another things, he's a "Big Bu" freak fighter who was convicted of kidnapping, was in prison for it, and now lives in Dubai.