▁another ▁set ▁of ▁requirements ▁altogether . ▁By ▁comparison , ▁all ▁Er go ▁Pro xy ▁had ▁to ▁deal ▁with ▁was ▁a ▁DVD ▁release ▁and ▁a ▁TV ▁broadcast ▁over ▁a ▁pay ▁satellite ▁channel ." ▁ ▁When ▁asked ▁about ▁how ▁he ▁de vised ▁the ▁title ▁Er go ▁Pro xy , ▁Sat ō ▁simply ▁replied ▁"[ I ] t ▁sounds ▁cool ". ▁Mur ase ▁explained ▁he ▁originally ▁wanted ▁to ▁use ▁the ▁concept ▁of ▁everyone ▁having ▁another ▁self ▁inside ▁of ▁themselves : ▁the ▁idea ▁that ▁there ▁are ▁two ▁personal ities ▁inside ▁a ▁person ▁and ▁noted ▁that ▁René ▁Des cart es ' ▁phrase ▁" c og ito , ▁er go ▁sum " ▁was ▁the ▁insp iration ▁for ▁it . ▁Sat ō ▁stated ▁that ▁they ▁originally ▁did ▁not ▁want ▁to ▁explicitly ▁express ▁the ▁concepts ▁of ▁G nost ic ism ▁in ▁the ▁an ime . ▁However , ▁their ▁personal ▁belief s ▁ended ▁up ▁reflect ing ▁the ▁ideas ▁of ▁G nost ic ism ▁and ▁realized ▁how ▁well ▁these ▁terms ▁fit ▁and ▁decided ▁to ▁use ▁them . ▁ ▁At ▁first ▁they ▁intended ▁to ▁have ▁Vincent ▁as ▁the ▁leading ▁protagon ist ▁and ▁Re - l ▁as ▁a ▁supporting ▁character ; ▁however , ▁as ▁they ▁f les hed ▁out ▁her ▁character , ▁she ▁became ▁a ▁much ▁stronger ▁character ▁and ▁began ▁to ▁ste al ▁the ▁spot light ▁from ▁Vincent . ▁This ▁gave ▁them ▁the ▁opportunity ▁to ▁split ▁the ▁narr ative ▁between ▁the ▁two ▁characters ▁instead ▁of ▁having ▁a ▁single ▁protagon ist ▁lead ▁the ▁story . ▁ ▁Media ▁ ▁An ime ▁ ▁In ▁Japan , ▁Er go