Speedfreaks (Cláudio Márcio de Souza Santos) is a pioneering figure in Brazilian Underground Hip Hop, known for his raw, socially conscious approach to the genre. As one half of the influential duo Black Alien & Speed, he helped establish the foundation for underground hip hop in Brazil, bringing authentic street narratives and hard-hitting production to the forefront of the Brazilian music scene.
His work is characterized by unflinching lyrical content that addresses systemic issues including poverty, crime, and social inequality. Through his collaborations with Black Alien and solo work, Speedfreaks contributed significantly to elevating underground Brazilian hip hop to international recognition, cementing his legacy as a key voice in the country's hip hop movement.