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ectotongue

animated_skeleton basho_lizard blue_tongue bodily_fluids clothed crying ectotongue flower flowey_the_flower fluids monster pixiv_id_7835302 plant sans sans_(undertale) sex skeleton sweat tears tentacle tentacles_under_clothes tongue tongue_out trembling twitching undead undertale undertale_(series) vines vines_tentacles white_background
animated_skeleton basho_lizard blue_tongue bodily_fluids clothed crying ectotongue flower flowey_the_flower fluids monster pixiv_id_7835302 plant sans sans_(undertale) sex skeleton sweat tears tentacle tentacles_under_clothes tongue tongue_out trembling twitching undead undertale undertale_(series) vines vines_tentacles white_background
2018 animated_skeleton blue_eye blue_tongue completely_naked completely_nude drooling ectoplasm ectotongue egg egg_laying eggs heki_(artist) kneel laying_eggs monster naked nude sans sans_(undertale) skeleton solo sweat tongue tongue_out undead undertale undertale_(series) white_background
2018 animated_skeleton blue_eye blue_tongue completely_naked completely_nude drooling ectoplasm ectotongue egg egg_laying eggs heki_(artist) kneel laying_eggs monster naked nude sans sans_(undertale) skeleton solo sweat tongue tongue_out undead undertale undertale_(series) white_background
animated_skeleton artist_request blue_background blue_blush blue_hoodie blue_jacket blue_tongue blush clothed ectotongue gaster_blaster hooded_jacket hoodie jacket larger_penetrating larger_penetrating_smaller licking long_tongue monster penetration saliva sans sans_(undertale) simple_background size_difference skeleton smaller_penetrated solid_color_background solo_focus tongue tongue_fucking tongue_out tongue_penetration undead undertale undertale_(series) wet
animated_skeleton artist_request blue_background blue_blush blue_hoodie blue_jacket blue_tongue blush clothed ectotongue gaster_blaster hooded_jacket hoodie jacket larger_penetrating larger_penetrating_smaller licking long_tongue monster penetration saliva sans sans_(undertale) simple_background size_difference skeleton smaller_penetrated solid_color_background solo_focus tongue tongue_fucking tongue_out tongue_penetration undead undertale undertale_(series) wet
1girls 2d 2d_(artwork) 2d_artwork alternate_universe animated_skeleton big_breasts black_tentacles blush breasts chubby chubby_female color dreamtale ectobody ectobreasts ectobutt ectopussy ectotongue english_text female_only genderswap_(mtf) goo green_body green_pussy heart hetero khorroux masturbation naked naked_female nightmare_sans nightmare_sans_(fan_character) nude nude_female purple_tongue pussy pussy_juice rule_63 sans sans_au simple_background skeleton solo solo_female straight tear tentacle tentacle_sex tentacles text tongue tongue_out uncensored uncensored_breasts uncensored_vagina undertale undertale_(series) undertale_au vaginal vaginal_penetration
1girls 2d 2d_(artwork) 2d_artwork alternate_universe animated_skeleton big_breasts black_tentacles blush breasts chubby chubby_female color dreamtale ectobody ectobreasts ectobutt ectopussy ectotongue english_text female_only genderswap_(mtf) goo green_body green_pussy heart hetero khorroux masturbation naked naked_female nightmare_sans nightmare_sans_(fan_character) nude nude_female purple_tongue pussy pussy_juice rule_63 sans sans_au simple_background skeleton solo solo_female straight tear tentacle tentacle_sex tentacles text tongue tongue_out uncensored uncensored_breasts uncensored_vagina undertale undertale_(series) undertale_au vaginal vaginal_penetration
animated_skeleton ass_up blue_blush blush cockotron cussing drooling ectotongue fangs fvdsfs grabbing_sheets gripping_sheets kneeling masturbation moaning monster pillow sans sans_(undertale) sex_toy skeleton solo swearing tongue_out top-down_bottom-up trembling undead undertale undertale_(series) vibrator
animated_skeleton ass_up blue_blush blush cockotron cussing drooling ectotongue fangs fvdsfs grabbing_sheets gripping_sheets kneeling masturbation moaning monster pillow sans sans_(undertale) sex_toy skeleton solo swearing tongue_out top-down_bottom-up trembling undead undertale undertale_(series) vibrator
animated_skeleton blue_hoodie blue_jacket blue_tongue ectotongue faceless_male fellatio gay grabbing_head hand_on_another's_head head_grab heart-shaped_pupils heart_eyes hooded_jacket hoodie jacket ksuriuri licking_penis male monster sans sans_(undertale) shortsnas skeleton solo_focus sucking_penis tongue undead undertale undertale_(series) unseen_male_face yaoi
animated_skeleton blue_hoodie blue_jacket blue_tongue ectotongue faceless_male fellatio gay grabbing_head hand_on_another's_head head_grab heart-shaped_pupils heart_eyes hooded_jacket hoodie jacket ksuriuri licking_penis male monster sans sans_(undertale) shortsnas skeleton solo_focus sucking_penis tongue undead undertale undertale_(series) unseen_male_face yaoi
1boy 1male 2015 ahe_gao animated_skeleton arms_behind_back blue_blush blue_dick blue_eyes blue_penis blue_pupils blue_testicles blue_tongue blush bodily_fluids bound_arms chubby chubby_male clothed cum ectopenis ectotongue erect_penis fluids hands_behind_back heart heart_eyes hooded_jacket hoodie jacket male male_only meta_request monochrome monster orgasm_face overstimulation penis penis_out pleasure_face sans sans_(undertale) sans_blush sans_eye sans_glowing_eye sans_penis sitting skeleton solo_male suckmytrombone sweat sweater text tied_arms tied_up tongue tongue_out undead undertale undertale_(series) white_background
1boy 1male 2015 ahe_gao animated_skeleton arms_behind_back blue_blush blue_dick blue_eyes blue_penis blue_pupils blue_testicles blue_tongue blush bodily_fluids bound_arms chubby chubby_male clothed cum ectopenis ectotongue erect_penis fluids hands_behind_back heart heart_eyes hooded_jacket hoodie jacket male male_only meta_request monochrome monster orgasm_face overstimulation penis penis_out pleasure_face sans sans_(undertale) sans_blush sans_eye sans_glowing_eye sans_penis sitting skeleton solo_male suckmytrombone sweat sweater text tied_arms tied_up tongue tongue_out undead undertale undertale_(series) white_background
ambiguous_fluids animated_skeleton basho_lizard blue_blush blue_hoodie blue_jacket blue_popsicle blue_tongue blush clothed ectotongue fluids hooded_jacket hoodie jacket monster pixiv_id_7835302 popsicle sans sans_(undertale) skeleton solo_focus submissive suggestive suggestive_fluid suggestive_food tongue tongue_out undead undertale undertale_(series) upper_body
ambiguous_fluids animated_skeleton basho_lizard blue_blush blue_hoodie blue_jacket blue_popsicle blue_tongue blush clothed ectotongue fluids hooded_jacket hoodie jacket monster pixiv_id_7835302 popsicle sans sans_(undertale) skeleton solo_focus submissive suggestive suggestive_fluid suggestive_food tongue tongue_out undead undertale undertale_(series) upper_body
2010s 2018 animated_skeleton blue_blush blue_eyes blue_tongue bondage bound_arms bound_legs ectotongue headogs heart-shaped_pupils heart_eyes looking_at_viewer monster naked nude sans sans_(undertale) skeleton solo submissive tied_up tongue tongue_out undead undertale undertale_(series)
2010s 2018 animated_skeleton blue_blush blue_eyes blue_tongue bondage bound_arms bound_legs ectotongue headogs heart-shaped_pupils heart_eyes looking_at_viewer monster naked nude sans sans_(undertale) skeleton solo submissive tied_up tongue tongue_out undead undertale undertale_(series)
1boy 1boy1girl 1girls 2d animated_skeleton blush color ectotongue english english_text female female_frisk female_human female_penetrated frisk hetero heterosexual human human_penetrated male male/female male_penetrating male_penetrating_female monster nsfwshamecave orange_blush orange_tongue papyrus skeleton straight striped_clothing striped_shirt text undead undertale undertale_(series) undertale_fanfiction
1boy 1boy1girl 1girls 2d animated_skeleton blush color ectotongue english english_text female female_frisk female_human female_penetrated frisk hetero heterosexual human human_penetrated male male/female male_penetrating male_penetrating_female monster nsfwshamecave orange_blush orange_tongue papyrus skeleton straight striped_clothing striped_shirt text undead undertale undertale_(series) undertale_fanfiction
2015 animated_skeleton blue_blush blue_hoodie blue_jacket blue_tongue blush color ectotongue english_text eye_fucking eye_penetration eye_socket_penetration gay heart-shaped_pupils heart_eyes hooded_jacket hoodie jacket male monster penis saliva sans sans_(undertale) skeleton skull_fucking solo_focus suckmytrombone text tongue tongue_out undead undertale undertale_(series) white_background
2015 animated_skeleton blue_blush blue_hoodie blue_jacket blue_tongue blush color ectotongue english_text eye_fucking eye_penetration eye_socket_penetration gay heart-shaped_pupils heart_eyes hooded_jacket hoodie jacket male monster penis saliva sans sans_(undertale) skeleton skull_fucking solo_focus suckmytrombone text tongue tongue_out undead undertale undertale_(series) white_background
2015 animated_skeleton blue_tentacles blue_tongue bottomless clothed cockotron drooling ectotongue fvdsfs jacket jacket_only male male_focus monochrome monster sans sans_(undertale) skeleton solo_focus tentacle tentacles_around_arms tentacles_around_legs tentacles_around_wrists tongue tongue_out tumblr_username undead undertale undertale_(series)
2015 animated_skeleton blue_tentacles blue_tongue bottomless clothed cockotron drooling ectotongue fvdsfs jacket jacket_only male male_focus monochrome monster sans sans_(undertale) skeleton solo_focus tentacle tentacles_around_arms tentacles_around_legs tentacles_around_wrists tongue tongue_out tumblr_username undead undertale undertale_(series)
2018 animated_skeleton blue_blush blue_eyes blue_tongue clothed ectotongue headogs heart-shaped_pupils heart_eyes male monster orange_penis penetration penis sans sans_(undertale) sex skeleton solo_focus submissive tongue tongue_out undead undertale undertale_(series)
2018 animated_skeleton blue_blush blue_eyes blue_tongue clothed ectotongue headogs heart-shaped_pupils heart_eyes male monster orange_penis penetration penis sans sans_(undertale) sex skeleton solo_focus submissive tongue tongue_out undead undertale undertale_(series)
2010s 2015 2boys animated_skeleton artist_request big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_male blue_eye blue_tongue boots box dominant dominant_male domination ectotongue english_text glowing_eyes hair_over_one_eye high_heel_boots humanoid_robot larger_male licking_leg male male/male male_only maledom mettaton mettaton_ex monster naked nude penis pink_boots pink_eyes pink_glans pink_tongue robot robot_humanoid robotic_penis sans sans_(undertale) simple_background skeleton small_sub small_sub_big_dom smaller_sub smaller_sub_bigger_dom solid_color_background submissive text tongue undead undertale undertale_(series) what yaoi
2010s 2015 2boys animated_skeleton artist_request big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_male blue_eye blue_tongue boots box dominant dominant_male domination ectotongue english_text glowing_eyes hair_over_one_eye high_heel_boots humanoid_robot larger_male licking_leg male male/male male_only maledom mettaton mettaton_ex monster naked nude penis pink_boots pink_eyes pink_glans pink_tongue robot robot_humanoid robotic_penis sans sans_(undertale) simple_background skeleton small_sub small_sub_big_dom smaller_sub smaller_sub_bigger_dom solid_color_background submissive text tongue undead undertale undertale_(series) what yaoi
1:1 1:1_aspect_ratio 2016 animated_skeleton blowjob_pov blue_blush blue_tongue blush cockotron ectotongue faceless_male fellatio fvdsfs gay licking licking_penis long_tongue male male_pov monster oral penis penis_in_mouth pink_sweater pov sans sans_(undertale) simple_background skeleton solo_focus sweat sweater tongue undead undertale undertale_(series) unseen_male_face upper_body white_background
1:1 1:1_aspect_ratio 2016 animated_skeleton blowjob_pov blue_blush blue_tongue blush cockotron ectotongue faceless_male fellatio fvdsfs gay licking licking_penis long_tongue male male_pov monster oral penis penis_in_mouth pink_sweater pov sans sans_(undertale) simple_background skeleton solo_focus sweat sweater tongue undead undertale undertale_(series) unseen_male_face upper_body white_background
1boy 1male animated_skeleton blue_blush blue_dick blue_eyes blue_penis blue_pupils blue_testicles blue_tongue blush ectopenis ectotongue hand_on_floor kneel male male_masturbation male_only masturbation meta_request monster penile_masturbation penis sans sans_(undertale) sans_blush sans_eye sans_glowing_eye sans_penis sinningskeletontrash skeleton solo solo_male tongue tongue_out undead undertale undertale_(series) white_background
1boy 1male animated_skeleton blue_blush blue_dick blue_eyes blue_penis blue_pupils blue_testicles blue_tongue blush ectopenis ectotongue hand_on_floor kneel male male_masturbation male_only masturbation meta_request monster penile_masturbation penis sans sans_(undertale) sans_blush sans_eye sans_glowing_eye sans_penis sinningskeletontrash skeleton solo solo_male tongue tongue_out undead undertale undertale_(series) white_background
1:1 1:1_aspect_ratio 2010s 2016 2boys animated_skeleton bigger_dom bigger_dom_smaller_sub bigger_male black_background black_hair blue_hoodie blue_jacket blue_tongue clothed dark_background ectotongue fel-fisk femboy gay glowing high_heel_boots high_heels hooded_jacket hoodie humanoid_robot jacket larger_male licking male male/male male_only mettaton mettaton_ex one_eye_closed partially_clothed partially_nude pink_eyes pink_tongue robot robot_boy robot_femboy robot_humanoid sans sans_(undertale) skeleton slippers small_sub small_sub_big_dom smaller_sub smaller_sub_bigger_dom soul soul_sex sweat tongue tongue_out undead undertale undertale_(series) yaoi
1:1 1:1_aspect_ratio 2010s 2016 2boys animated_skeleton bigger_dom bigger_dom_smaller_sub bigger_male black_background black_hair blue_hoodie blue_jacket blue_tongue clothed dark_background ectotongue fel-fisk femboy gay glowing high_heel_boots high_heels hooded_jacket hoodie humanoid_robot jacket larger_male licking male male/male male_only mettaton mettaton_ex one_eye_closed partially_clothed partially_nude pink_eyes pink_tongue robot robot_boy robot_femboy robot_humanoid sans sans_(undertale) skeleton slippers small_sub small_sub_big_dom smaller_sub smaller_sub_bigger_dom soul soul_sex sweat tongue tongue_out undead undertale undertale_(series) yaoi
animated_skeleton basho_lizard blue_blush blue_hoodie blue_jacket blue_popsicle blue_tongue blush clothed ectotongue gloves hooded_jacket hoodie ice_cream jacket monster not_porn pixiv_id_7835302 popsicle sans sans_(undertale) skeleton solo_focus submissive suggestive suggestive_food tongue tongue_out undead undertale undertale_(series) upper_body white_background
animated_skeleton basho_lizard blue_blush blue_hoodie blue_jacket blue_popsicle blue_tongue blush clothed ectotongue gloves hooded_jacket hoodie ice_cream jacket monster not_porn pixiv_id_7835302 popsicle sans sans_(undertale) skeleton solo_focus submissive suggestive suggestive_food tongue tongue_out undead undertale undertale_(series) upper_body white_background