Pedro Antonio Rojas, Jr., better known by his stage name Tonedeff, is an American rapper, producer, singer-songwriter and record executive.
Tonedeff first gained national recognition on the underground hip hop scene after winning a string of distinguished rap battles, opening shows for Common, Rahzel, The Beatnuts, Royce da 5'9", and Brand Nubian. He also appeared as a guest artist on several 12" releases, including the controversial KRS-One diss track "Clear Em Out" criticizing Nelly.
He has appeared on most of the Cunninlynguists albums, including Will Rap For Food, SouthernUnderground, A Piece of Strange, Strange Journey Volume One and Oneirology. He appeared on Immortal Technique's "Peruvian Cocaine", playing the role of an American CIA agent in an elaborate drug trade conspiracy. He has also provided comedic skits for artists such as Masta Ace and Pumpkinhead.
Tonedeff founded the QN5 Music label in 1997 and releases music independently, with a roster that includes himself, CunninLynguists, Substantial, PackFM, Kokayi, and Extended Famm as well as a production roster that includes himself, Kno, Domingo, Deacon the Villain and Kokayi.
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