Production

• (2000) Owal/Emcedwa - Miasto Poznań II (demo)
• (2000) Owal/Emcedwa - Samo Życie
• (2002) Owal/Emcedwa - Epizod II: Rapnastyk (Album)
• (2004) Owal/Emcedwa - Epizod III: Wirus (Album)
• (2005) Owal/Emcedwa - Jestem w grze EP (Internet EP
  Extended play
  An EP is a musical recording which contains more music than a single, but is too short to qualify as a full album or LP. The term EP originally referred only to specific types of vinyl records other than 78 rpm standard play records and LP records, but it is now applied to mid-length Compact...
  
  )
• (2007) Owal - Epizod IV: Sens Życia (Album)

Guest performances

• (2001) Ike - Miasto Poznań RMX
• (2001) LPS - Póki jesteś młody
• (2001) Ike|Ike - Tak już jest
• (2001) Mezo - Szczęście
• (2001) Ascetoholix - Siano
• (2001) Peja
  Peja (musician)
  Ryszard "Peja" Andrzejewski is a Polish rap musician, songwriter and producer. He is one of Poland's most popular rappers, best known as the frontman of the Polish rap group Slums Attack. Peja was the recipient of the Fryderyk prize in 2002. Also in 2001 he had a role in a movie "Blokersi"...
  
  /Slums Attack - I moje miasto...
• (2003) Mezo - Głos
• (2003) Dj Decks - Cel
• (2003) ZDN - Fragmenty'
• (2004) Liber - Kolejny szczyt
• (2004) Doniu - Chłopaki z sąsiedztwa
• (2004) Ascetoholix, Pan Duże Pe, Pięć Dwa Dębiec, Mezo - Jest nas wielu
• (2005) Mezo/Tabb - Ciekawe życie
• (2006) ZDN - Z naszego podwórka
• (2006) WBU - Czas najwyższy
• (2006) Mezo - Czerwiec
• (2006) DNA&GAL - Zmysły Płoną