Trzeci Wymiar is a Polish hip-hop group formed in Wałbrzych in 1999. It's original members were Nullo and Szad. They started out by recording an unsigned release "Poetikanonim - Od Zawsze Tu Byłem" (1999/2000). In 2000 Nullo released a solo album, "Wszystko rymowane słowem". In 2003 they released a full length "Cztery Pory Rapu", their first signed release. It met with negative reviews, but it was a commercial success. In 2004 a special, 2CD version was released.