Some words to describe Viacheslav Datsik at first sight: crazy, entertaining, unusual, true warrior...
Viacheslav Datsik isn't only a true warrior willing to die fighting. He is also a legit schizophrenic Russian neo-nazi. Oups!
And yes, HE KNOCKED OUT FUTURE UFC CHAMPION ANDREI ARLOVSKI IN HIS FIRST MMA MATCH!!!
Read more about the eccentric (fuckin' crazy) Viacheslav Datsik on his wikipedia page.