Rasmentalism is a duo formed by the rapper Ras and the producer Ment XXL. They have been working together for over a decade. During this time, they created eight studio albums and traveled the country playing hundreds of concerts in many Polish cities and at the largest festivals (Open'er, Miejskie Granie, Up To Date, Kraków Live Festival).
They are currently promoting their latest album "Geniusz", which has been very popular among listeners and critics since the premiere of the first singles.
So far they have cooperated, within the band and outside of it (Ras writing lyrics and giving guest vocals, Ment creating the Flirtini duo), with the most important Polish artists. Among them are: Dawid Podsiadło, Taco Hemingway, Natalia Nykiel, Otsochodzi, Kamp!, xxanaxx, Piotr Zioła, Sokół, Mrozu and many others.