Rockin' Squat or Mathias Cassel, whose real name is Mathias Crochon (French pronunciation: [matjas kʁɔʃɔ̃]) (born September 7, 1970), is a French rapper, producer and director. He is the founder of Assassin, and co-founder of the Franco-Brazilian film festival Planeta Ginga.
During his career he collaborated in music with artists like KRS-One, Seu Jorge, Tony Allen, Supernatural, Olodum, Ol Dirty Bastard, Cheick Tidiane Seck, El-P, RZA, Agallah, R.A. the Rugged Man, Immortal Technique, Ivor Lancellotti, Oxmo Puccino, Mr. Catra or Wise Intelligent.
He also collaborated with directors like Jean-François Richet, Olivier Megaton, Mathieu Kassovitz, Jan Kounen, Rabah Ameur-Zaïmeche among others.
