11:05 [PORTAL: Prelude] - ВСЕ СЕКРЕТЫ, ПАСХАЛКИ И БАГИ! 7:41 Portal: Prelude - ХУДШИЙ МОД 8:03 Portal Prelude: GLaDOS Activation 3:24 Portal:Prelude - Custom GLaDOS voice 1:18 Portal: Prelude - Outside Aperture Science Laboratories 2:40 Portal: Prelude Official Trailer