Marcin Przybyłowicz is a Polish composer and sound designer. He is mostly known for his contributions as music director and lead composer for The Witcher 3: Wild Hunt, and as the sound designer for The Vanishing of Ethan Carter. He also composed the score to a Polish historical television drama series Korona królów produced by Telewizja Polska.
Percival is a Polish folk music band from Lubin, formed by musicians of folk-metal band Percival Schuttenbach due to their fascination with history and historical reenactment. The name "Percival" refers not to any historical figure, but to the gnome named Percival Schuttenbach from Andrzej Sapkowski's The Witcher series of novels. The leaders of the band are Mikołaj Rybacki and Katarzyna Bromirska.
Stephen Barton is a British film and video game composer who has lived and worked in Los Angeles since 2001. He has composed the music for dozens of major film, television and video game projects, including Call of Duty 4: Modern Warfare, Titanfall, Cirque du Soleil: Worlds Away, and Disney's Motorcity.