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2017 2d animated_skeleton artist_name blue_blush blue_tongue blush bottom_on_top bottom_sans collaboration completely_nude completely_nude_male cowgirl_position crypticcrows digital_media duo ectotongue elemental_creature elemental_humanoid fire_elemental glasses glasses_only gradient_background grillby grillsans humanoid interspecies male male/male male_only mari_keiyou_(artist) mk-doodles monster monster_boy nude nude_male orange_body penetration rectangular_eyewear rectangular_glasses sans_(undertale) sex skeleton top_grillby undead undertale undertale_(series) video_game_character video_games yaoi

animated_skeletonartist_name

2017 animated_skeleton begging begging_for_more blush boltheeye bottom_sans brother/brother brothers crazy-bol crying duo english_text fontcest incest male monster papyrus_(undertale) papysans pocket_pussy portal_sex sans_(undertale) sex sex_toy sibling_incest siblings skeleton solo_focus spread_legs tears text top_papyrus trembling trembling_legs undead undertale undertale_(series) unseen_male_face white_background yaoi

animated_skeletonbegging

2017 2boys 2d anal animated_skeleton bed bedroom black_legwear blue_blush blue_theme blue_tongue blush bodily_fluids bottom_sans bottomless bottomless_male brother/brother brother_penetrating_brother brothers closed_eyes clothed clothing digital_media doggy_position door duo ectotongue english_text fluids fontcest from_behind_position hooded_jacket hoodie incest indoors intraspecies jacket male male/male male_only male_penetrated male_penetrating male_penetrating_male monster monster_boy motion_lines mounting on_bed orange_blush orange_tongue papyrus_(undertale) papysans partially_clothed partially_clothed_male penetration penetration_from_behind sans_(undertale) sex sex_from_behind sibling_incest siblings skeleton spookster teeth text thrusting tongue tongue_out top_papyrus undead undertale undertale_(series) visible_breath yaoi

analanimated_skeleton

1boy 2017 2d animated_skeleton arms_behind_back blue_jacket blush bondage bottom_sans bound bound_arms bulge bulge_through_clothing bulge_under_clothes chubby chubby_male clothed clothing digital_media drooling erection erection_under_clothes fur-trimmed_jacket fur_trim glowing glowing_genitalia humanoid jacket male male_focus male_only malesub monster off_shoulder off_shoulders one_eye_closed restrained restraints sans_(undertale) skeleton solo_male submissive submissive_male tasty-haram tied_up undead undertale undertale_(series)

animated_skeletonarms_behind_back

1boy 1cuntboy 2017 2d animated_skeleton begging_to_stop blue_blush blue_body blush bottom_sans broken_glass brother brother/brother brother_penetrating_brother brothers clothed clothed_male comic comic_page comic_panel couch couch_sex crying cuntboy cuntboy_penetrated cuntboysub digital_media dominant dominant_male domination dubious_consent duo ectobody ectopenis ectopussy ectotongue edit english_text fontcest from_front_position genitals glass glowing_eye grabbing_clothing holding_glass humanoid incest intraspecies large_filesize leg_over_shoulder licking long_image male male/cuntboy male_only male_penetrating male_penetrating_cuntboy maledom missionary_position monster monster_boy multiple_images non-consensual nonconsensual on_couch onomatopoeia orange_blush orange_penis orange_tongue pants_around_one_leg papyrus_(undertale) papysans penetration penis_through_fly pleading profanity pussy questionable_consent rape sans_(undertale) sequential sex sex_on_couch sibling_incest siblings skeleton soul soul_sex speech_bubble submissive submissive_cuntboy supermuuh sweat talking tall_image tears teeth teleport text third-party_edit top_papyrus undead undertale undertale_(series) unzipped unzipped_pants vaginal veiny_penis video_game_character video_games yandere yaoi

animated_skeletonbegging_to_stop

1boy 1cuntboy 2017 2d ??? anal anal_fisting animated_skeleton anus black_and_white bottom_sans clitoris comic comic_page comic_panel cuntboy digital_media double_penetration drooling ectopussy edit english_text fingers_in_pussy fisting fisting_pussy grabbing_mouth humanoid large_filesize long_image male male/cuntboy monochrome monster mouth_held_open multiple_hands nczhhdyb pants_pulled_down pants_pulling pussy pussy_juice sans_(undertale) sanster sequential skeleton solo_focus spoken_heart spoken_question_mark spread_anus spread_pussy tears text third-party_edit tongue tongue_out top_gaster uncensored undead undertale undertale_(series) urethra vaginal vaginal_fisting video_games w.d._gaster wet_pussy yaoi

1boy 1cuntboy 2017 2d ??? anal anal_fisting animated_skeleton anus black_and_white bottom_sans clitoris comic comic_page comic_panel cuntboy digital_media double_penetration drooling ectopussy edit english_text fingers_in_pussy fisting fisting_pussy grabbing_mouth large_filesize long_image male male/cuntboy monochrome monster mouth_held_open multiple_hands nczhhdyb pants_pulled_down pants_pulling pussy pussy_juice sans_(undertale) sanster sequential skeleton solo_focus spoken_heart spoken_question_mark spread_anus spread_pussy tall_image tears text third-party_edit tongue tongue_out top_gaster uncensored undead undertale undertale_(series) urethra vaginal vaginal_fisting video_games w.d._gaster wet_pussy yaoi

1boy 2010s 2017 anthro anthro_only asgore_dreemurr balls bara barazoku blonde_hair blue_eye body_hair boss_monster buttdawg caprine dakimakura_(medium) dilf erection facial_hair flower flower_in_hair flower_on_head furry furry_male furry_only genitals goar goat hair heart heart_hands heterochromia horn horns lying male male_anthro male_nipples male_only mammal mature mature_male monster muscular muscular_male nipples nude on_back orange_eye penis plant precum pubes solo solo_anthro solo_male testicle testicles undertale undertale_(series) vein veiny_penis video_games yellow_flower

anthroanthro_only

1:1 1:1_aspect_ratio 1boy 1girl 2017 2d animated_skeleton artist_name big_breasts blue_blush blue_body blue_breasts blue_jacket blue_nipples blush breasts brother/sister brother_and_sister clothed_male digital_media duo ectobody ectobreasts ectotongue female_sans fontcest genderswap genderswap_(mtf) grey_background hood hooded_jacket incest intraspecies jacket licking licking_nipples male memeshero monster nursing off_shoulder off_shoulders orange_blush orange_tongue papyrus_(undertale) papysans partially_clothed redrawn sans_(undertale) sibling_incest siblings simple_background skeleton sucking_nipples undead undertale undertale_(series) video_game_character video_games

animated_skeletonartist_name

1:1 1:1_aspect_ratio 2010s 2017 ambiguous_gender animated blue_background blue_blush blush blush_lines crying crying_with_eyes_open drooling ghost gif heart-shaped_pupils heart_eyes laddinger napstablook solo submissive tears undead undertale undertale_(series)

ambiguous_genderanimated

1cuntboy 2017 2d animated_skeleton artist_name back_view bottom_sans bottomless bottomless_cuntboy cuntboy cuntboy_focus cuntboy_penetrated cuntboysub digital_media ectopussy heart_eyes hooded_jacket hoodie jacket kneel kneeling laddinger lineart looking_at_viewer looking_back looking_back_at_viewer male monster partially_colored penetration pussy rear_view sans_(undertale) sex simple_background skeleton solo_focus submissive submissive_cuntboy teeth trembling undead undertale undertale_(series) vaginal vaginal_penetration vaginal_sex video_game_character video_games visible_breath white_background

animated_skeletonartist_name

1boy 1cuntboy 2017 2d animated_skeleton begging_to_stop blue_blush blue_body blush bottom_sans brother brother/brother brother_penetrating_brother brothers clothed_male comic comic_page comic_panel couch couch_sex cuntboy cuntboysub digital_media dominant dominant_male domination dubious_consent duo ectobody ectopenis ectopussy english_text fontcest from_front_position gay glowing_eye humanoid incest intraspecies leg_over_shoulder male male/cuntboy male_penetrating maledom missionary_position monster monster_boy on_couch onomatopoeia orange_blush orange_penis pants_around_one_leg papyrus_(undertale) papysans penetration penis_through_fly pleading profanity pussy questionable_consent rape sans_(undertale) sequential sex sex_on_couch sibling_incest siblings skeleton speech_bubble submissive submissive_cuntboy supermuuh teeth text top_papyrus undead undertale undertale_(series) unzipped unzipped_pants veiny_penis yandere yaoi

animated_skeletonbegging_to_stop

2017 2d animated_skeleton begging_to_stop blue_blush blush bottom_sans brother brother/brother brothers clothed comic comic_page comic_panel crying digital_media dominant dominant_male domination duo english_text fontcest glowing_eye humanoid incest intraspecies male male_only maledom monster monster_boy non-consensual nonconsensual papyrus_(undertale) papysans pleading sans_(undertale) sequential sibling_incest siblings skeleton soul soul_sex speech_bubble submissive supermuuh tears teeth text top_papyrus undead undertale undertale_(series) yandere yaoi

animated_skeletonbegging_to_stop

2017 2d animated_skeleton blue_blush blush bottom_sans brother/brother brothers comic comic_page comic_panel digital_media dominant dominant_male domination duo ectotongue english_text fontcest gay glowing_eye humanoid incest intraspecies licking male male_only maledom monster monster_boy non-consensual nonconsensual orange_tongue papyrus_(undertale) papysans sans_(undertale) sequential sibling_incest siblings skeleton soul soul_sex speech_bubble submissive supermuuh teeth text top_papyrus undead undertale undertale_(series) yandere yaoi

animated_skeletonblue_blush

2017 2d animated_skeleton brother brothers comic comic_page comic_panel couch digital_media dominant dominant_male domination duo english_text fontcest glowing_eye grabbing_clothing humanoid imminent_incest imminent_yaoi male male_only maledom monster monster_boy on_couch papyrus_(undertale) papysans sans_(undertale) sequential siblings skeleton speech_bubble submissive supermuuh sweat teeth teleport text undead undertale undertale_(series) yandere

animated_skeletonbrother

2017 2d animated_skeleton broken_glass brothers clothed comic comic_page comic_panel digital_media duo english_text fontcest glass holding_glass humanoid male male_focus male_only monster monster_boy papyrus_(undertale) papysans profanity sans_(undertale) sequential siblings skeleton speech_bubble supermuuh teeth teleport text undead undertale undertale_(series) yandere

animated_skeletonbroken_glass

1:1 2017 2d_(artwork) 2d_animation 3boys air_bubble anal anal_penetration animated anthro anthro_penetrated anthro_penetrating asriel_dreemurr biped bovid bubbles byondrage caprine cub cub_penetrated dat_ass fellatio femboy fur furry gif goat group larger_anthro larger_male loop male male/male male_anthro male_cub mammal monochrome mouth_full no_climax no_sound oral penetration penile penis sex short_playtime simple_background size_difference sketch smaller_anthro smaller_male spitroast tail trio undertale undertale_(series) underwater underwater_sex water white_background yaoi young young_male

1girl 2017 alley aluka_(dragoon86) anal anal_penetration anthro anthro_on_anthro areola balls blush breasts countershading double_penetration dragon erection female_penetrated fur genitals group group_sex hair high_res ilyad_(ilyad_12) male male/female male_penetrating male_penetrating_female navel nipples non-mammal_breasts non-mammal_nipples nude open_mouth outside penetration penile penile_penetration penis penis_in_ass penis_in_pussy public pussy sandwich_position sex signature smile spread_legs spreading tail teeth threesome tongue tongue_out trio vaginal vaginal_penetration vein veiny_penis wolflong wolflong_(character)

alleyaluka_(dragoon86)

1cuntboy 2017 2d animated_skeleton bottom_sans bound crying crying_with_eyes_open cuntboy cuntboy_penetrated cuntboysub digital_media ectoplasm grey_background japanese_text konoha6 monster monster_boy nude penetration pink_tentacles pussy sans_(undertale) simple_background skeleton solid_color_background solo submissive submissive_cuntboy tears teeth tentacle tentacle_on_cuntboy tentacle_penetration tentacle_rape tentacle_sex tentacles_around_arms tentacles_around_legs text undead undertale undertale_(series)

animated_skeletonbottom_sans

1cuntboy 2017 2d after_sex animated_skeleton blue_pussy bottom_sans clothed/nude completely_nude cum_in_pussy cum_leaking cum_leaking_out_of_pussy cuntboy cuntboysub digital_media ectopussy fontcest humanoid implied_incest lying_on_back male/cuntboy monster monster_boy nude orange_cum papysans pussy sans_(undertale) sinfulsanspar skeleton sleeping solo somnophilia submissive_cuntboy unaware undead undertale undertale_(series) video_game_character video_games yaoi

after_sexanimated_skeleton

1boy 2017 2d animated_skeleton blush clothed clothed/nude clothed_male digital_media fontcest humanoid implied_incest implied_penetration implied_sex implied_yaoi incest male male/cuntboy male_focus male_only monster monster_boy orange_blush papyrus_(undertale) papysans sinfulsanspar skeleton solo_focus somnophilia sweat top_papyrus undead undertale undertale_(series) upper_body video_games visible_breath yaoi

animated_skeletonblush

1boy 1cuntboy 2017 2d animated_skeleton blue_pussy blush brothers clothed clothed/nude clothed_male cuntboy digital_media_(artwork) duo ectopussy fontcest humanoid imminent_incest imminent_penetration imminent_sex imminent_vaginal imminent_yaoi male male/cuntboy monster monster_boy nude orange_blush papyrus_(undertale) papysans pussy sans_(undertale) siblings sinfulsanspar skeleton sleeping somnophilia sweat top-down_bottom-up undead undertale undertale_(series) video_games wide_eyed yaoi

animated_skeletonblue_pussy

1boy 2017 2d digital_media dominant dominant_male english_text flower flowey_(undertale) male male_only plant plant_tentacles sinfulsanspar sketch solo_male talking_to_viewer tentacle tentacles text top_flowey undertale undertale_(series) vine_tentacles vines white_background

digital_mediadominant

1boy 2017 2d digital_media dominant dominant_male english_text flower flowey_(undertale) male male_only penis penis_towards_viewer plant sinfulsanspar sketch smile smiling_at_viewer solo solo_male talking_to_viewer text top_flowey undertale undertale_(series) white_background

digital_mediadominant

2017 2boys 2d anal animated_skeleton bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_eyes blue_penis blush bottom_sans comic_sans dark_background digital_media duo ectopenis elemental_creature elemental_humanoid english_text fire_elemental from_behind_position gay grabbing_from_behind grillby grillsans humanoid interspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrating melle-d monster monster_boy one_eye_closed orange_body penetration penis profanity sans_(undertale) sex skeleton small_sub small_sub_big_dom smaller_penetrated smaller_sub smaller_sub_bigger_dom speech_bubble text top_grillby undead undertale undertale_(series) yaoi

analanimated_skeleton

1boy 1girl 2017 ahe_gao anal anus areola ass big_ass big_breasts black_eyes black_legwear blush breasts brown_hair clothed_female dat_ass duo ed-jim erect_nipples erection eyebrows eyelashes fairy_tail female_focus high_res huge_ass huge_breasts human legwear male male/female millianna nipples nude open_mouth penis pussy rolling_eyes sex shiny shiny_skin short_hair stockings straight tagme teen thick_thighs tongue tongue_out uncensored whentai

1boy 2017 2d absurd_res animated_skeleton artist_name bone clothed clothing clothing_undone digital_media genitals ghost glowing glowing_eyes glowing_penis hair high_res holding_camera holding_object lewis_pepper male male_only melle-d mystery_skulls penis penis_out pink_background pink_eyes pink_hair pink_penis pink_tongue see-through see-through_penis selfie simple_background skeleton solo_male spirit suit tongue tongue_out undead

absurd_resanimated_skeleton

2010s 2017 animated_skeleton barefeet blue_blush blush bottomless humping legs_apart legs_held_open legs_spread masturbation monster multiple_views one_eye_closed pillow pillow_humping pillow_sex sans sans_(undertale) sinfulsanspar skeleton sketch solo undead undertale undertale_(series) white_background

animated_skeletonbarefeet

2017 2boys 2d animated_skeleton big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_male blue_blush blush bottom_sans bottomless brother/brother brother_penetrating_brother brothers closed_eyes clothed clothed_male digital_media drooling duo facing_another fontcest humanoid incest intraspecies larger_male larger_penetrating larger_penetrating_smaller male male_focus male_only male_penetrated male_penetrating male_penetrating_male mastery_position monster orange_blush papyrus_(undertale) papysans penetration sans_(undertale) sex sibling_incest siblings sinfulsanspar sitting_on_another sitting_position skeleton sketch small_shirt small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom top_papyrus undead undertale undertale_(series) video_game_character video_games white_background yaoi

animated_skeletonbig_dom

1boy 2010s 2017 animated_skeleton bottomless full_body hooded_jacket hoodie jacket male male_only monster sans sans_(undertale) sinfulsanspar skeleton sketch solo solo_male sweater undead undertale undertale_(series) white_background

animated_skeletonbottomless

2017 2boys 2d animated_skeleton bottomless bottomless_male brothers digital_media duo exposed fontcest hooded_jacket hoodie humanoid implied_incest implied_yaoi jacket looking_at_crotch male male_only monster monster_boy papyrus_(undertale) papysans sans_(undertale) shirt_pulled_up shirt_up siblings sinfulsanspar skeleton sketch solo_focus sweater undead undertale undertale_(series) video_game_character video_games white_background

animated_skeletonbottomless

1boy 2017 2d animated_skeleton artist_name blue_blush blue_hoodie blue_jacket blush digital_media exposed hooded_jacket hoodie humanoid jacket looking_away male male_only monster monster_boy pants_down pants_pulled_down sans_(undertale) shirt_lift shirt_pulled_up shirt_up simple_background sinfulsanspar skeleton solo_male sweater undead undertale undertale_(series) video_game_character video_games white_background

animated_skeletonartist_name

2010s 2017 animated_skeleton closed_eyes completely_naked completely_nude fel-fisk monster nude purple_background sans sans_(undertale) simple_background skeleton solo undead undertale undertale_(series)

animated_skeletonclosed_eyes

1:1 1:1_aspect_ratio 2017 2boys 2d animated_skeleton bed bedroom big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_jacket blue_penis blue_tongue blush boots bottom_sans bottomless bottomless_male brother/brother brother_penetrating_brother brothers digital_media duo ectopenis ectoplasm ectotongue facing_another fontcest gay gloves glowing glowing_eye glowing_genitalia glowing_penis humanoid incest indoors intraspecies jacket larger_male larger_penetrating male male/male male_focus male_only male_penetrated male_penetrating male_penetrating_male mastery_position monster monster_boy on_bed orange_blush orange_penis orange_tongue papyrus_(undertale) papysans partially_clothed partially_clothed_male penetration pink_slippers precum precum_drip precum_on_penis red_boots red_gloves saliva saliva_on_finger sans_(undertale) sex shoes_on sibling_incest siblings sitting_on_bed skeleton slippers small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom soul soul_sex sweat text tongue tongue_out top_papyrus undead undertale undertale_(series) unknown_artist video_game_character video_games yaoi

animated_skeletonbed

1:1 1:1_aspect_ratio 2017 2boys 2d anal animated_skeleton big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_tongue blush bottom_sans bottomless bottomless_male brother/brother brother_penetrating_brother brothers digital_media doggy_position duo ectoplasm finger_in_mouth fingers_in_mouth fontcest from_behind_position grabbing_from_behind grey_background humanoid incest intraspecies larger_male larger_penetrating male male/male male_focus male_only male_penetrated male_penetrating male_penetrating_male monochrome monster monster_boy off_shoulder orange_blush papyrus_(undertale) papysans partially_colored penetration penetration_from_behind saliva saliva_on_finger sans_(undertale) sex sex_from_behind sibling_incest siblings simple_background skeleton small_sub small_sub_big_dom smaller_penetrated smaller_sub smaller_sub_bigger_dom top_papyrus undead undertale undertale_(series) unknown_artist video_game_character video_games yaoi

analanimated_skeleton

1boy 2010s 2017 2d 2d_(artwork) animated_skeleton arm_support artist_request blue_blush blue_penis blush bottom_sans digital_media_(artwork) dominant_pov ectopenis english_text from_above genitals grey_background imminent_sex looking_at_viewer looking_up looking_up_at_viewer male monster monster_boy penis pov sans sans_(undertale) skeleton solo_focus submissive submissive_male sweat text uke_sans undead undertale undertale_(series) video_game_character video_games

animated_skeletonarm_support

! 1boy 1girl 2017 3_toes anthro anthro_only anus asgore_dreemurr asgoriel ass back_view beard bent_over blonde_hair blush boss_monster caprine clitoris close-up couple cum cum_in_pussy cum_inside cum_on_penis curtain day dialogue dilf duly_noted duo english_text erection facial_hair female female_penetrated from_behind_position fur furry furry_only goat goat_boy goat_ears goat_girl goat_horns hair happy happy_sex hetero hindpaw horn horns husband husband_and_wife inside intraspecies kitchen kitchen_counter looking_pleasured male male/female male_penetrating male_penetrating_female mammal mature mature_female mature_male milf moaning monster monster_boy monster_girl nude onomatopoeia open_mouth overweight overweight_male paws penetration penis perineum pink_penis profanity pubic_hair pussy rear_view seme_asgore sex smile soles sound_effects standing testicle text toe_curl toes tongue tongue_out top_asgore toriel undertale undertale_(series) vaginal vaginal_penetration video_games white_fur wife window

1boy 1girl 2017 2d all_fours anthro anthro_only areola artist_name asgore_dreemurr asgoriel backyard biceps blonde_hair blue_sky boss_monster breast_fondling breasts building caprine closed_eyes cloud couple day digital_media doggy_position duly_noted duo female female_anthro female_penetrated fence fondling from_behind_position fur furry furry_female furry_male furry_only goat goat_boy goat_ears goat_girl goat_horns grabbing_breasts grabbing_from_behind grass hair hairy hand_on_breast happy happy_sex hetero horn horns house husband husband_and_wife intraspecies looking_pleasured male male/female male_anthro male_penetrating male_penetrating_female mammal mat mature_female mature_male monster monster_boy monster_girl mounting naked navel nude open_mouth outside penetration penetration_from_behind sex sex_from_behind sky slightly_chubby smile straight sweat tail tail_tuft top_asgore toriel towel tree undertale undertale_(series) video_games white_fur wife yellow_fur

all_foursanthro

1boy 1boy1girl 1girl 2010s 2017 2d 2d_(artwork) 3_toes 5_fingers all_fours anthro anthro_only arm_hair artist_name asgore_dreemurr asgoriel ass ass_up bed bed_sheet bedding blonde_hair blue_background blush body_hair boss_monster caprine chest_hair claws closed_eyes completely_nude completely_nude_female completely_nude_male couple digital_media_(artwork) dilf duly_noted duo female female_anthro fur furry furry_only goat goat_boy goat_girl hair hairy happy_trail high_res hindpaw horn horns husband husband_and_wife intraspecies leg_hair legs_up male male/female male_anthro mammal mature mature_female mature_male milf monster monster_boy monster_girl naked nude nude_anthro nude_female nude_male on_bed pawpads paws penis pillow precum sex simple_background slightly_chubby smiling spread_legs spreading stomach_hair straight tail tail_tuft toe_claws toes toriel undertale undertale_(series) video_game_character video_games white_fur wife yellow_fur

all_foursanthro

1boy 1girl 2010s 2017 2d 3_toes anthro anthro_only anus arm_hair artist_name asgore_dreemurr asgoriel ass backsack balls big_ass blonde_hair blue_background boss_monster caprine closed_eyes completely_nude completely_nude_female completely_nude_male couple cum cum_in_pussy cum_inside cum_on_penis digital_media dilf duly_noted duo erection faceless_male female female_anthro female_penetrated fur furry furry_female furry_male furry_only genitals goat goat_boy goat_ears goat_girl goat_horns hair hairy heart hetero hindpaw horn horns husband husband_and_wife intraspecies leg_hair legs_up looking_pleasured lying male male/female male_anthro male_focus male_on_top male_penetrating male_penetrating_female mammal mature mature_female mature_male milf missionary_position moan monster monster_boy monster_girl naked nude nude_anthro nude_male on_back on_top open_mouth pawpads paws penetration penis pink_pawpads pink_penis sex simple_background tail tail_tuft toes top_asgore toriel undertale undertale_(series) unseen_male_face vaginal_penetration video_game_character video_games white_fur wife

anthroanthro_only

1:1 1:1_aspect_ratio 2010s 2017 animated_skeleton blue_blush blue_tongue blush bottom_sans bound bound_arms chain_leash chained_arms chained_collar chains clothed collar crying drool ectotongue korean_text monochrome monster non-con non-consensual noncon nonconsensual peng2_(artist) peng2_undertale_(artist) restrained restraints sans sans_(undertale) skeleton solo solo_focus submissive sweat tears text uke_sans undead undertale undertale_(series) visible_breath white_background

animated_skeletonblue_blush

1:1 1:1_aspect_ratio 2010s 2017 animated_skeleton blue_blush blush bottom_sans clothed covering_eyes covering_face crying implied_penetration implied_rape implied_sex korean_text monochrome monster non-con non-consensual noncon nonconsensual peng2_(artist) peng2_undertale_(artist) sans sans_(undertale) skeleton solo_focus submissive sweat tears text trembling uke_sans undead undertale undertale_(series)

animated_skeletonblue_blush

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