SynSUN is a Ukrainian psytrance group consisting of Andrey Vakhnenko and Vitaly Samolyga, known as Andi Vax and Willy, respectively. Since their inception in 1998, SynSUN has released 5 albums, 5 EPs, and 30 miscellaneous tracks, including remixes and collaborations with Infected Mushroom, Astral Projection, Skazi, Yahel, Talamasca, Eskimo and Vibe Tribe, among others.

Absolum is the stage name of French psytrance artist Christophe Drouillet. In 1994–1997 he was part of the Transwave project together with Frederic Holyszewski, whose stage name is Deedrah. In 1998 he founded psytrance label 3D Vision Records together with DJ Maël, Javier Galloy and Talamasca.