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alien alien_(franchise)animal_genitalia anthro bodily_fluids claws clothed clothing digitigrade drayk_dagger duo erection feet genital_slit genitals humanoid_feet knot knotted_penis male male/male nude partially_clothed penetration penis pinned pinned_to_ground plantigrade questionable_consent redgreendied saliva scalie scratches sharp_teeth shurian soles tail tapering_tail teeth torn_clothing xenomorph