Jan Horyna alias Ejczka has been DJing and organizing gigs since 2009 and in a short time established at Czech psytrance scene. Together with DJ Plech is a member of Polyhedra crew which organizes not only at psy scene well respected multigenre audiovisual parties Der Klang at Cross club in Prague. In 2014 joined Milan Perplex`s team of famous czech Bio festival. As the artist & stage manager become part of UFO BUFO festival team in the same year. In June 2017 joined Urban Antidote Records family. His sets range from hypnotic dark psychedelic up to 160 bpm thru pure psytrance around 146 bpm to down trance line morning psytrance 143 bpm. Always depends on concept of party, but always keeps his sets psychedelic. Sometimes he plays b2b sets with DJ Plech (dark psychedelic) or with DJ Ondrej Psyla (Mystical Waves Records) in morning time.

Besides psychedelic trance he has been playing deep drum`n`bass and autonomic sound to perform actual progressive broken beatz sound – his old love for many years.