The Obscene Extreme is a music festival , which since 1999 in Czech Trutnov takes place. The musical focus is on groups index Hardcore Punk , Crustcore , Grindcore and Death Metal . The event takes place on three days in July. Every paying visitor receives a free festival sampler. The festival was founded in 1999 by Miroslav “curby” Urbanec, owner of the record label Obscene Productions , stumbled and launched an online store to life when out of his scheduled birthday party event with 40 bands was. For the first Festival 1200 visitors were present in 2004 it was already 3000. Initially were exclusively at the festival vegetarian dishes offered because founder curby itself vegan is. In 2008, the first time the limit has been reached by 5000 visitors.