Rule 34 Dev - 1970s_(style) 1boy 1girl alien alien_(1979) bare_legs barefoot bigdead bottomless breasts claws cum cum_in_pussy doggystyle ellen_ripley forced hetero highres monster oldschool open_mouth penis pussy rape redesign retro_artstyle saliva sex sex_from_behind shiny_skin standing tail testicles trembling uncensored vaginal xenomorph|7834267701