- 10 YEARS OF OBS.CUR - Limited piece of 12 inch Madness. Dark & Disturbing on the outside, Energetic white on the inside. Sounds tortured, molded and bended by: StefanZMK, Enko, Sifres, Kaoslog & Collision. pix 'n artwork by: Patrick Obs.cur (Collision) Get it while it lasts...