Rule 34 Dev - absurdres grendizer grendizer_(grendizer_u) grendizer_u highres horns huge_horns looking_at_viewer mazinger_(series) mecha mecha_focus moyan nagai_gou_(style) no_humans redesign retro_artstyle robot science_fiction super_robot super_robot_wars ufo_robo_grendizer western_comics_(style) yellow_eyes|23098899564