The Jam of Mainhattan is one of the best contest formats in Germany and last weekend the Hauptwache was torn to shreds!

After this clip all stair sets in Berlin are finally destroyed. And that’s just the first output of Hyun Kummer’s and his brothers new company.

Raw clips from the promo video. Giorgi Balkhamishvili's hard battle for the switch bigspin inward heel at Polendenkmal included. Check it out.