▁J iu - J its u ▁background . ▁He ▁is ▁currently ▁ranked ▁as ▁the ▁# 2 ▁Polish ▁light weight ▁mixed ▁mart ial ▁artist ▁by ▁m mar ock s . pl ▁ ▁Jew t usz ko ▁has ▁fought ▁for ▁prom ot ions ▁in ▁Poland ▁and ▁Germany , ▁as ▁well ▁as ▁the ▁Dutch ▁promotion ▁B OT E , ▁one ▁of ▁the ▁largest ▁M MA ▁prom ot ions ▁in ▁Europe , ▁defe ating ▁solid ▁oppon ents ▁like ▁Ed vard as ▁N ork eli unas ▁and ▁Gr zeg or z ▁Tr ęd owski . ▁After ▁going ▁ 7 - 0 ▁( ne ver ▁out ▁of ▁the ▁second ▁round ), ▁Jew t usz ko ▁attract ed ▁the ▁attention ▁of ▁larger ▁prom ot ions . ▁Mac iej ▁has ▁also ▁competed ▁in ▁the ▁sport ▁of ▁Mu ay ▁Th ai . ▁ ▁World ▁Ext reme ▁C age f ight ing ▁ ▁Jew t usz ko ▁then ▁signed ▁for ▁the ▁W EC ▁and ▁made ▁his ▁debut ▁at ▁W EC ▁ 5 0 ▁- ▁where ▁he ▁was ▁regarded ▁as ▁a ▁heavy ▁under dog ▁ ▁- ▁against ▁Anthony ▁N j oku ani . ▁Jew t usz ko ▁went ▁on ▁to ▁defeat ▁his ▁oppon ent ▁via ▁T K O ▁( p unch es ) ▁early ▁in ▁the ▁first ▁round . ▁By ▁doing ▁so , ▁he ▁was ▁awarded ▁the ▁Kno ck out ▁of ▁the ▁Night ▁bonus . ▁Mac iej ▁was ▁scheduled ▁to ▁make ▁his ▁second ▁World ▁Ext reme ▁C age f ight ing ▁appearance ▁against ▁Ric ardo ▁Lam as ▁at ▁W EC ▁ 5 3 ,