2014 alien anthro anus backsack balls big_butt butt femboy genitals half-life looking_at_viewer looking_back male mukihyena nude penis presenting presenting_balls presenting_hindquarters presenting_penis rear_view sharp_teeth solo teeth valve valve_corporation vortigaunt vortigaunt_slave
absurd_res alien alien_genitalia blackmesajoe_(artist) blush bodily_fluids clothing duo erection fellatio genital_fluids genitals gordon_freeman half-life handjob happy heart_symbol hi_res human humanoid humanoid_genitalia humanoid_penis inside interspecies kneeling knot licking male male/male male_penetrated male_penetrating male_penetrating_male mammal not_furry oral penetration penile penis penis_lick portal precum saliva sex standing tapering_penis teratophilia tongue tongue_out valve valve_corporation vein veiny_penis vortigaunt vortigaunt_slave xenophilia
absurd_res alien alien_genitalia blackmesajoe_(artist) blush bodily_fluids clothing cum cum_in_mouth cum_inside cumshot duo ejaculation erection fellatio genital_fluids genitals gordon_freeman half-life handjob happy heart_symbol hi_res human humanoid humanoid_genitalia humanoid_penis inside interspecies kneeling knot licking male male/male male_penetrated male_penetrating male_penetrating_male mammal not_furry oral orgasm penetration penile penis penis_lick portal precum precum_string saliva sex standing tapering_penis teratophilia tongue tongue_out valve valve_corporation vein veiny_penis vortigaunt vortigaunt_slave xenophilia
2015 3d_(artwork) alien alien_genitalia anal anal_penetration animal_genitalia balls bodily_fluids cum digital_media_(artwork) erection fearsfortears fellatio genital_fluids genitals group group_sex half-life humanoid_genitalia humanoid_penis male male/male male_penetrated male_penetrating male_penetrating_male nightmare_fuel oral penetration penile penis sex source_filmmaker_(artwork) spitroast threesome trio valve valve_corporation vortigaunt vortigaunt_slave
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abs alien alien_controller alien_genitalia alien_grunt_(half-life) alien_humanoid anal anal_penetration animal_genitalia anus armor being_watched berububs big_penis bodily_fluids bottomwear bottomwear_aside bracelet clothed clothing clothing_aside collar cum cum_in_ass cum_inside dominant dominant_male dripping duo erection forced from_behind_position genital_fluids genital_slit genitals half-life humanoid interspecies jewelry loincloth loincloth_aside loincloth_only looking_at_another looking_back looking_pleasured male male/male male_penetrated male_penetrating male_penetrating_male masturbation mostly_nude multi_eye multi_limb muscular muscular_dom muscular_male muscular_top nude open_mouth open_smile pain partially_clothed penetration penile penile_masturbation penis penis_size_difference precum precum_drip precum_string prodding puffy_anus questionable_consent rape red_bottomwear red_clothing red_eyes red_loincloth saliva screaming sex shallow_penetration sky slave smile smoke space submissive submissive_male teeth topless topless_male valve valve_corporation vortigaunt vortigaunt_slave voyeur xen_(half-life)
4_eyes absurd_res alien box breasts broom butt cleaning_tool collar container crate cuff_(restraint) da_polar_inc detailed_background digitigrade female glistening glistening_body half-life hi_res holding_object hooves humanoid multi_eye nipples non-mammal_breasts non-mammal_nipples nude nude_female nude_humanoid poster presenting presenting_hindquarters restraints shackles solo sweepy valve valve_corporation vortigaunt vortigaunt_slave
advertisement alien alley big_breasts big_butt breasts butt collar dirty female genitals graffiti guayo half-life half-life_2 hooves nipples slave solo taco_bell thick_thighs valve valve_corporation vortigaunt vortigaunt_slave vulva
alien alien_controller ambiguous_gender anal anal_penetration big_breasts big_butt bodily_fluids breasts butt claws cum cum_in_ass cum_inside female female/female forced genital_fluids group half-life hi_res humanoid maxhe penetration rape sex slave tentacle_rape tentacle_sex tentacles upset valve valve_corporation vortigaunt vortigaunt_slave
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2020 3_arms 3_fingers 3_legs 3_toes alien alien_humanoid ambiguous_gender anthro artist_name barbecue beak blue_sky blue_stripes catching chef_hat claws clothing coat collar collar_only compound_eyes cooking cosmic_background crystal cuff_(restraint) detailed_background digital_media_(artwork) digitigrade featureless_crotch feet feral fingers fire frisbee glowing glowing_body glowing_eyes grass green_body green_skin grill group half-life hat headcrab headgear headwear hi_res hooves houndeye humanoid medallion meteorite mostly_nude mountain multi_arm multi_eye multi_leg multi_limb muscular muscular_feral mylafox nature nature_background night not_furry nude open_beak open_mouth outside plant playing purple_sky red_collar red_eyes restraints science_fiction shackles shackles_only signature sky spiked_collar spikes star starry_background starry_sky stripes tan_body tan_skin text throwing throwing_frisbee throwing_object toe_claws toes tongue tongue_out topwear unguligrade unusual_anatomy valve valve_corporation vortigaunt vortigaunt_slave xen_(half-life)
3_arms 9:16 alien anthro big_breasts breast_squish breasts brown_body brown_skin claws female genitals half-life hi_res holding_breast multi_arm multi_eye multi_limb nipples non-mammal_nipples red_eyes saintversa solo squish tongue tongue_out valve valve_corporation vortigaunt vortigaunt_slave vulva xen_(half-life)
16:9 3d_(artwork) alien alien_humanoid anthro being_watched big_breasts black_mesa black_mesa_research_facility breast_grab breasts cowgirl_position dark_lighting digital_media_(artwork) dominant dominant_female duo female first_person_view forced from_front_position genitals glistening glistening_body glowing glowing_eyes group group_sex half-life half-life_2 hand_on_breast human humanoid humanoid_genitalia humanoid_penis looking_at_another male male/female male_raped mammal midnite-sunrise multi_eye navel nipple_piercing nipples on_bottom on_top penetration penis piercing piledriver_position pinned rape red_eyes sex slightly_chubby source_filmmaker_(artwork) source_filmmaker_(copyright) vaginal vaginal_penetration valve valve_corporation vortigaunt vortigaunt_slave vulva wet wet_body widescreen
16:9 3d_(artwork) alien alien_humanoid anthro being_watched belly big_breasts black_mesa black_mesa_research_facility breasts dark_lighting digital_media_(artwork) dominant dominant_female duo female female_on_top first_person_view forced from_front_position genitals glistening glistening_body glowing glowing_eyes group group_sex half-life half-life_2 hand_on_breast human humanoid humanoid_genitalia humanoid_penis looking_at_another male male/female male_raped mammal midnite-sunrise multi_eye navel nipples on_bottom on_top penetration penis piledriver_position rape red_eyes sex slightly_chubby source_filmmaker_(artwork) source_filmmaker_(copyright) vaginal vaginal_penetration valve valve_corporation vortigaunt vortigaunt_slave vulva wet wet_body widescreen
2025 3d_(artwork) 3d_animation alien almost_caught animated announcing_orgasm balls blender_(artwork) bodily_fluids breasts civil_protection_(half-life_2) conditional_dnp cum cum_in_mouth cum_inside dasharky3d deep_throat dialogue digital_media_(artwork) dirty_talk duo erection fellatio female female_on_human female_penetrated genital_fluids genitals half-life half-life_2 handjob hi_res human human_on_humanoid human_penetrating human_penetrating_humanoid humanoid humanoid_genitalia humanoid_penetrated humanoid_penis interspecies long_playtime looking_at_another looking_back male male/female male_human male_on_humanoid male_penetrating male_penetrating_female mammal moan multiple_angles oral oral_only oral_penetration penetration penile penile_penetration penis penis_in_mouth sex sound unprofessional_behavior valve video voice_acted vortigaunt vortigaunt_slave xenophilia
2025 3d_(artwork) 3d_animation against_surface against_wall alien animated big_breasts blender_(artwork) bodily_fluids breasts civil_protection_(half-life_2) conditional_dnp curvy_figure dasharky3d digital_media_(artwork) duo female female_penetrated genital_fluids genitals half-life half-life_2 hi_res human humanoid humanoid_genitalia humanoid_penis looking_at_another male male/female male_penetrating male_penetrating_female mammal moan penetration penile penile_penetration penis penis_in_vagina raised_leg sex short_playtime sound spread_legs spreading thick_thighs vaginal vaginal_penetration valve video voice_acted voluptuous vortigaunt vortigaunt_slave wide_hips xenophilia
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