Praxis is among producer Costs Laswell’s many tasks, featuring guitarist Buckethead, Bootsy Collins, Bernie Worrell, AF Next Guy Turn (turntable) and Human brain (drums) Transmutation (Mutatis Mutandis) appeared on Axiom Information in 1993, followed a calendar year later by Sacrifist. Warsawa, offering contributions from associates from the turntable staff Invisibl Skratch Piklz, premiered in 1999.