Rejon "Preach" Munchausen is an artist and writer as well as occasional photographer/effects artist known for playing keyboards in Vampyrouss.

Before his time in the band Rejon had already taken photos of Vampyrouss during the early days as well as utilising his FX skills on many photo shoots and video shoots over the years, most of which he also shot and directed.

Besides his work with Vampyrouss Preach has also worked with bands and projects such as Black Rose Orgy, Baphomethead, Sodomise The Pig, Draconian Method, The Dead Betas and more. 

Rejon also collaborated with Azrael Gexen on their project Siberia under the pseudonym Baz and with Robert Rochelle on Purple Throbbing Death.

Rejon has also collaborated with Diabolous Nightbreed helping out with video and fx as well as providing news reader narration for "Hammer Horror" from the VCD single of the same name and debut demo "Putridis Vivus". He semi-reprised his role as a newscaster in the 2017 promotional video for the bands debut album "XIII".

Outside of music related works Rejon also wrote, shot and directed the short film "Paranoid" in 2005.