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sans (underfell)

alternate_universe blue_penis blush bodily_fluids bone bottomwear clothed clothing cum cum_in_mouth cum_inside cum_on_tongue dialogue double_handjob faceless_character faceless_male genital_fluids genitals group group_sex handjob heart_symbol hearts_around_body hearts_around_head humanoid_genitalia humanoid_penis male male/male not_furry open_bottomwear open_clothing open_mouth open_pants oral outline_heart pants penile penis penis_on_face red_penis selfcest sex simple_background skeleton speech_bubble square_crossover star_pupils text threesome tongue tongue_out white_background lizheru underfell underswap undertale undertale_(series) sans_(underfell) sans_(underswap) sans_(undertale) animated_skeleton undead english_text
alternate_universe blue_penis blush bodily_fluids bone bottomwear clothed clothing cum cum_in_mouth cum_inside cum_on_tongue dialogue double_handjob faceless_character faceless_male genital_fluids genitals group group_sex handjob heart_symbol hearts_around_body hearts_around_head humanoid_genitalia humanoid_penis male male/male not_furry open_bottomwear open_clothing open_mouth open_pants oral outline_heart pants penile penis penis_on_face red_penis selfcest sex simple_background skeleton speech_bubble square_crossover star_pupils text threesome tongue tongue_out white_background lizheru underfell underswap undertale undertale_(series) sans_(underfell) sans_(underswap) sans_(undertale) animated_skeleton undead english_text
alternate_universe angry anthro baseball_cap beak black_background black_clothing black_eyebrows black_nose black_sclera black_shirt black_topwear blood blood_tears blue_clothing blue_hair blue_hoodie blue_topwear bodily_fluids border chain clothed clothing cracks eye_scar eyebrows eyelashes eyewear facial_scar feathers female flower frown frowning_at_viewer fur glasses glowing glowing_eyes gold_(metal) gold_chain green_body green_ears green_fur group hair hat headgear headwear hoodie horn jewelry looking_at_viewer magic_user male melting melting_body mouth_closed necklace one_eye_closed open_mouth orange_beak orange_body orange_fur pendant pink_body pink_ears pink_fur pink_nose pixelated pixels plant proboscis_(anatomy) purple_ears red_body red_clothing red_ears red_eyes red_fur red_hat red_headwear red_nose red_sclera red_sweater red_topwear scar scarf shirt simple_background smile star_pendant string sunglasses sweater teeth text topwear trunk_(anatomy) tusks white_body white_ears white_eyes wide_eyed yellow_body yellow_eyewear yellow_feathers yellow_sunglasses pastell_artz mob_entertainment mythology poppy_playtime smiling_critters undertale undertale_(series) bobby_bearhug bubba_bubbaphant catnap_(poppy_playtime) craftycorn dogday_(poppy_playtime) gaster hoppy_hopscotch kickinchicken pickypiggy sans_(errortale) sans_(underfell) sans_(undertale) animal_humanoid avian avian_humanoid bear bird bird_humanoid canid canid_humanoid canine canine_humanoid cat_humanoid chicken_humanoid dog_humanoid elephant_humanoid equid equid_humanoid equine felid felid_humanoid feline feline_humanoid galliform galliform_humanoid humanoid lagomorph lagomorph_humanoid leporid_humanoid mammal mammal_humanoid mythological_creature mythological_equine pig_humanoid proboscidean proboscidean_humanoid rabbit_humanoid suid suid_humanoid suina suina_humanoid unicorn unicorn_humanoid ursid_humanoid 2024 absurd_res english_text hi_res multiple_images
alternate_universe angry anthro baseball_cap beak black_background black_clothing black_eyebrows black_nose black_sclera black_shirt black_topwear blood blood_tears blue_clothing blue_hair blue_hoodie blue_topwear bodily_fluids border chain clothed clothing cracks eye_scar eyebrows eyelashes eyewear facial_scar feathers female flower frown frowning_at_viewer fur glasses glowing glowing_eyes gold_(metal) gold_chain green_body green_ears green_fur group hair hat headgear headwear hoodie horn jewelry looking_at_viewer magic_user male melting melting_body mouth_closed necklace one_eye_closed open_mouth orange_beak orange_body orange_fur pendant pink_body pink_ears pink_fur pink_nose pixelated pixels plant proboscis_(anatomy) purple_ears red_body red_clothing red_ears red_eyes red_fur red_hat red_headwear red_nose red_sclera red_sweater red_topwear scar scarf shirt simple_background smile star_pendant string sunglasses sweater teeth text topwear trunk_(anatomy) tusks white_body white_ears white_eyes wide_eyed yellow_body yellow_eyewear yellow_feathers yellow_sunglasses pastell_artz mob_entertainment mythology poppy_playtime smiling_critters undertale undertale_(series) bobby_bearhug bubba_bubbaphant catnap_(poppy_playtime) craftycorn dogday_(poppy_playtime) gaster hoppy_hopscotch kickinchicken pickypiggy sans_(errortale) sans_(underfell) sans_(undertale) animal_humanoid avian avian_humanoid bear bird bird_humanoid canid canid_humanoid canine canine_humanoid cat_humanoid chicken_humanoid dog_humanoid elephant_humanoid equid equid_humanoid equine felid felid_humanoid feline feline_humanoid galliform galliform_humanoid humanoid lagomorph lagomorph_humanoid leporid_humanoid mammal mammal_humanoid mythological_creature mythological_equine pig_humanoid proboscidean proboscidean_humanoid rabbit_humanoid suid suid_humanoid suina suina_humanoid unicorn unicorn_humanoid ursid_humanoid 2024 absurd_res english_text hi_res multiple_images
alternate_universe angry blue_eyes blush body_part_in_mouth bone clothed clothed_sex clothing collar confusion dominant dominant_male ellipsis erection fellatio genitals group heart_symbol humanoid_on_humanoid humanoid_penetrated humanoid_penetrating humanoid_penetrating_humanoid leash male male/male male_penetrated male_penetrating male_penetrating_male mistaken_identity not_furry oral oral_only oral_penetration penetration penile penile_penetration penis penis_in_mouth question_mark sex skeleton submissive submissive_male nsfwshamecave underfell underswap undertale undertale_(series) papyrus_(underfell) sans_(underfell) sans_(underswap) animated_skeleton humanoid undead 1:1 2_frame_animation animated loop short_playtime slideshow brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe angry blue_eyes blush body_part_in_mouth bone clothed clothed_sex clothing collar confusion dominant dominant_male ellipsis erection fellatio genitals group heart_symbol humanoid_on_humanoid humanoid_penetrated humanoid_penetrating humanoid_penetrating_humanoid leash male male/male male_penetrated male_penetrating male_penetrating_male mistaken_identity not_furry oral oral_only oral_penetration penetration penile penile_penetration penis penis_in_mouth question_mark sex skeleton submissive submissive_male nsfwshamecave underfell underswap undertale undertale_(series) papyrus_(underfell) sans_(underfell) sans_(underswap) animated_skeleton humanoid undead 1:1 2_frame_animation animated loop short_playtime slideshow brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe blush blushing_profusely bodily_fluids bone claws clothed clothing dialogue erection genital_fluids genitals glowing glowing_eyes glowing_genitalia glowing_penis glowing_tongue male masturbation not_furry open_mouth penile penile_masturbation penis sharp_teeth simple_background skeleton skull smile smirk solo sweat teeth text tongue tongue_out topwear white_body conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead absurd_res digital_media_(artwork) english_text hi_res
alternate_universe blush blushing_profusely bodily_fluids bone claws clothed clothing dialogue erection genital_fluids genitals glowing glowing_eyes glowing_genitalia glowing_penis glowing_tongue male masturbation not_furry open_mouth penile penile_masturbation penis sharp_teeth simple_background skeleton skull smile smirk solo sweat teeth text tongue tongue_out topwear white_body conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead absurd_res digital_media_(artwork) english_text hi_res
alternate_universe bone male not_furry skeleton solo text kinky_spy underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead 5:4 english_text
alternate_universe bone male not_furry skeleton solo text kinky_spy underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead 5:4 english_text
alternate_universe blue_penis bone clothed clothed_sex clothing genitals group male male/male not_furry orange_penis penis red_tongue selfcest sex skeleton square_crossover tongue lizheru underfell underswap undertale undertale_(series) papyrus_(underswap) papyrus_(undertale) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe blue_penis bone clothed clothed_sex clothing genitals group male male/male not_furry orange_penis penis red_tongue selfcest sex skeleton square_crossover tongue lizheru underfell underswap undertale undertale_(series) papyrus_(underswap) papyrus_(undertale) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe angry bone cape clothed clothing crown eyes_closed female flower gold_(metal) gold_tooth happy headgear hoodie horn laugh male plant robe sharp_teeth skeleton sleeping smile teeth text topwear marl-arts underfell underswap undertale undertale_(series) sans_(underfell) sans_(underswap) sans_(undertale) toriel toriel_(underfell) toriel_(underswap) animated_skeleton boss_monster_(undertale) bovid caprine mammal undead absurd_res comic english_text hi_res long_image tall_image
alternate_universe angry bone cape clothed clothing crown eyes_closed female flower gold_(metal) gold_tooth happy headgear hoodie horn laugh male plant robe sharp_teeth skeleton sleeping smile teeth text topwear marl-arts underfell underswap undertale undertale_(series) sans_(underfell) sans_(underswap) sans_(undertale) toriel toriel_(underfell) toriel_(underswap) animated_skeleton boss_monster_(undertale) bovid caprine mammal undead absurd_res comic english_text hi_res long_image tall_image
alternate_universe blush blushing_profusely bone bulge clothed clothing erection glowing glowing_eyes male not_furry sharp_teeth simple_background skeleton skull smile smirk solo teeth topwear conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead absurd_res digital_media_(artwork) hi_res
alternate_universe blush blushing_profusely bone bulge clothed clothing erection glowing glowing_eyes male not_furry sharp_teeth simple_background skeleton skull smile smirk solo teeth topwear conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead absurd_res digital_media_(artwork) hi_res
alternate_universe bodily_fluids bone clenched_teeth cum cum_inside duo genital_fluids genitals male not_furry penis selfcest sex skeleton square_crossover teeth vein veiny_penis lizheru underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 1:1
alternate_universe bodily_fluids bone clenched_teeth cum cum_inside duo genital_fluids genitals male not_furry penis selfcest sex skeleton square_crossover teeth vein veiny_penis lizheru underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 1:1
alternate_universe blush bone cigarette clothed clothed_sex clothing collaborative collaborative_fellatio collaborative_sex erection fellatio furniture genitals glowing glowing_genitalia glowing_penis group humanoid_genitalia humanoid_penis licking looking_at_viewer male male/male not_furry oral penile penis penis_lick red_eyes sex skeleton smile smoking sofa tongue tongue_out lizheru underfell underswap undertale undertale_(series) papyrus_(underswap) sans_(underfell) sans_(underswap) animated_skeleton monster undead 1:1 2016 brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe blush bone cigarette clothed clothed_sex clothing collaborative collaborative_fellatio collaborative_sex erection fellatio furniture genitals glowing glowing_genitalia glowing_penis group humanoid_genitalia humanoid_penis licking looking_at_viewer male male/male not_furry oral penile penis penis_lick red_eyes sex skeleton smile smoking sofa tongue tongue_out lizheru underfell underswap undertale undertale_(series) papyrus_(underswap) sans_(underfell) sans_(underswap) animated_skeleton monster undead 1:1 2016 brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe biped blush blushing_profusely bodily_fluids bone clothed clothing dialogue drooling erection genital_fluids genital_piercing genitals glowing glowing_eyes glowing_genitalia glowing_penis gold_(metal) gold_tooth humanoid_genitalia humanoid_penis male not_furry penis penis_piercing piercing saliva simple_background skeleton skull smile solo sweat sweatdrop teeth text topwear conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead digital_media_(artwork) english_text hi_res
alternate_universe biped blush blushing_profusely bodily_fluids bone clothed clothing dialogue drooling erection genital_fluids genital_piercing genitals glowing glowing_eyes glowing_genitalia glowing_penis gold_(metal) gold_tooth humanoid_genitalia humanoid_penis male not_furry penis penis_piercing piercing saliva simple_background skeleton skull smile solo sweat sweatdrop teeth text topwear conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead digital_media_(artwork) english_text hi_res
alternate_universe bone duo_focus group not_furry selfcest skeleton square_crossover text lizheru underfell undertale undertale_(series) papyrus_(underfell) papyrus_(undertale) sans_(underfell) sans_(undertale) animated_skeleton undead english_text
alternate_universe bone duo_focus group not_furry selfcest skeleton square_crossover text lizheru underfell undertale undertale_(series) papyrus_(underfell) papyrus_(undertale) sans_(underfell) sans_(undertale) animated_skeleton undead english_text
alternate_universe bone clothed clothing duo gold_(metal) gold_tooth hoodie humor male not_furry sharp_teeth skeleton teeth text topwear marl-arts underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton avian bird chicken galliform gallus_(genus) phasianid undead absurd_res comic english_text hi_res source_request
alternate_universe bone clothed clothing duo gold_(metal) gold_tooth hoodie humor male not_furry sharp_teeth skeleton teeth text topwear marl-arts underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton avian bird chicken galliform gallus_(genus) phasianid undead absurd_res comic english_text hi_res source_request
alternate_universe blue_tongue bone duo exclamation_point genitals humanoid_genitalia humanoid_penis male male/male not_furry penis red_penis skeleton text tongue lizheru underswap undertale undertale_(series) sans_(underfell) sans_(underswap) animated_skeleton humanoid undead 1:1 english_text
alternate_universe blue_tongue bone duo exclamation_point genitals humanoid_genitalia humanoid_penis male male/male not_furry penis red_penis skeleton text tongue lizheru underswap undertale undertale_(series) sans_(underfell) sans_(underswap) animated_skeleton humanoid undead 1:1 english_text
alternate_universe balls black_outline bone butt genitals glistening glistening_balls glistening_body glistening_butt glistening_genitalia humanoid_genitalia humanoid_penis looking_back male not_furry outline penis penis_backwards presenting presenting_hindquarters rear_view red_body red_butt red_eyes simple_background skeleton smile solo redeyedgazer underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead digital_media_(artwork) hi_res
alternate_universe balls black_outline bone butt genitals glistening glistening_balls glistening_body glistening_butt glistening_genitalia humanoid_genitalia humanoid_penis looking_back male not_furry outline penis penis_backwards presenting presenting_hindquarters rear_view red_body red_butt red_eyes simple_background skeleton smile solo redeyedgazer underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead digital_media_(artwork) hi_res
alternate_universe anal anal_penetration blue_penis blue_tongue bone genitals group group_sex male male/male male_penetrated male_penetrating male_penetrating_male not_furry penetration penis red_penis selfcest sex skeleton square_crossover tongue lizheru underfell undertale undertale_(series) sans_(underfell) sans_(underswap) sans_(undertale) animated_skeleton humanoid undead 1:1
alternate_universe anal anal_penetration blue_penis blue_tongue bone genitals group group_sex male male/male male_penetrated male_penetrating male_penetrating_male not_furry penetration penis red_penis selfcest sex skeleton square_crossover tongue lizheru underfell undertale undertale_(series) sans_(underfell) sans_(underswap) sans_(undertale) animated_skeleton humanoid undead 1:1
alternate_universe anal anal_penetration blush bodily_fluids bone clothed clothed_sex clothing cum duo genital_fluids hands_behind_back heart_eyes heart_symbol male male/male male_penetrated male_penetrating male_penetrating_male not_furry penetration rough_sex saliva selfcest sex skeleton square_crossover sweat tears unusual_bodily_fluids unusual_cum unusual_genital_fluids underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead
alternate_universe anal anal_penetration blush bodily_fluids bone clothed clothed_sex clothing cum duo genital_fluids hands_behind_back heart_eyes heart_symbol male male/male male_penetrated male_penetrating male_penetrating_male not_furry penetration rough_sex saliva selfcest sex skeleton square_crossover sweat tears unusual_bodily_fluids unusual_cum unusual_genital_fluids underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead
accessory angry anthro blue_body blue_clothing blue_feathers blue_wings bodily_fluids border clothed clothing collapse collapsed cross-popping_vein ellipsis emanata exclamation_point feathers female fur green_body green_clothing green_fur group hair_accessory hairband head_covering headgear headwear hoodie horn hug hugging_another jewelry long_sleeves lying motion_lines on_front open_mouth pendant red_body red_fur simple_background spread_arms standing sweat sweatdrop tan_background text topwear trio unconscious using_wings wing_hug wings lycheespot pastell_artz british_broadcasting_corporation doctor_who mob_entertainment mythology poppy_playtime smiling_critters undertale_(series) bobby_bearhug craftycorn hoppy_hopscotch sans_(underfell) sans_(undertale) animal_humanoid bear equid equid_humanoid equine humanoid lagomorph lagomorph_humanoid mammal mammal_humanoid mythological_creature mythological_equine unicorn_humanoid ursid_humanoid weeping_angel winged_unicorn english_description english_text hi_res
accessory angry anthro blue_body blue_clothing blue_feathers blue_wings bodily_fluids border clothed clothing collapse collapsed cross-popping_vein ellipsis emanata exclamation_point feathers female fur green_body green_clothing green_fur group hair_accessory hairband head_covering headgear headwear hoodie horn hug hugging_another jewelry long_sleeves lying motion_lines on_front open_mouth pendant red_body red_fur simple_background spread_arms standing sweat sweatdrop tan_background text topwear trio unconscious using_wings wing_hug wings lycheespot pastell_artz british_broadcasting_corporation doctor_who mob_entertainment mythology poppy_playtime smiling_critters undertale_(series) bobby_bearhug craftycorn hoppy_hopscotch sans_(underfell) sans_(undertale) animal_humanoid bear equid equid_humanoid equine humanoid lagomorph lagomorph_humanoid mammal mammal_humanoid mythological_creature mythological_equine unicorn_humanoid ursid_humanoid weeping_angel winged_unicorn english_description english_text hi_res
alternate_universe blush blushing_profusely bodily_fluids bone bottomwear clothed clothing collar erection genital_fluids genitals glowing glowing_blush glowing_eyes glowing_genitalia glowing_penis leash leashed_collar looking_at_viewer magic magic_penis male not_furry partially_clothed penis precum sharp_teeth simple_background skeleton slime smile solo submissive sweat sweatdrop sweater teeth tongue tongue_out topwear conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) animated_skeleton humanoid undead digital_media_(artwork) hi_res
alternate_universe blush blushing_profusely bodily_fluids bone bottomwear clothed clothing collar erection genital_fluids genitals glowing glowing_blush glowing_eyes glowing_genitalia glowing_penis leash leashed_collar looking_at_viewer magic magic_penis male not_furry partially_clothed penis precum sharp_teeth simple_background skeleton slime smile solo submissive sweat sweatdrop sweater teeth tongue tongue_out topwear conditional_dnp sleepweed underfell undertale undertale_(series) sans_(underfell) animated_skeleton humanoid undead digital_media_(artwork) hi_res
alternate_universe anal anal_penetration biped bone duo genitals humanoid_genitalia humanoid_penis male male/male male_penetrated male_penetrating male_penetrating_male not_furry orange_penis penetration penis red_penis sex skeleton lizheru underfell undertale undertale_(series) papyrus_(undertale) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 1:1 brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe anal anal_penetration biped bone duo genitals humanoid_genitalia humanoid_penis male male/male male_penetrated male_penetrating male_penetrating_male not_furry orange_penis penetration penis red_penis sex skeleton lizheru underfell undertale undertale_(series) papyrus_(undertale) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 1:1 brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe ambiguous_gender anthro bodily_fluids bone clothing crying female flower fur group male plant sad simple_background skeleton tears white_background white_body white_fur unknown_artist underfell undertale undertale_(series) flowey_the_flower flowey_the_flower_(underfell) sans_(underfell) sans_(undertale) toriel toriel_(underfell) undyne undyne_(underfell) animated_skeleton boss_monster_(undertale) bovid caprine elemental_creature fish flora_fauna mammal marine undead 2015 digital_media_(artwork)
alternate_universe ambiguous_gender anthro bodily_fluids bone clothing crying female flower fur group male plant sad simple_background skeleton tears white_background white_body white_fur unknown_artist underfell undertale undertale_(series) flowey_the_flower flowey_the_flower_(underfell) sans_(underfell) sans_(undertale) toriel toriel_(underfell) undyne undyne_(underfell) animated_skeleton boss_monster_(undertale) bovid caprine elemental_creature fish flora_fauna mammal marine undead 2015 digital_media_(artwork)
accessory angry anthro bottomwear cheek_tuft clothed clothing coat cross-popping_vein dialogue ear_piercing emanata eye_scar eyebrows facial_scar facial_tuft floppy_ears frowning_at_viewer fur glare glowing glowing_eyes green_body green_fur green_sclera hair_accessory hairband hand_in_pocket holding_another hoodie lightning_bolt piercing pockets red_body red_fur scar scarf sharp_teeth simple_background tan_background teeth text threatening threatening_words topwear tuft unconscious under_shirt lycheespot pastell_artz mob_entertainment poppy_playtime smiling_critters undertale_(series) bobby_bearhug hoppy_hopscotch sans_(underfell) sans_(undertale) animal_humanoid bear humanoid lagomorph lagomorph_humanoid leporid mammal mammal_humanoid rabbit ursid_humanoid artist_collaboration colored english_description english_text hi_res
accessory angry anthro bottomwear cheek_tuft clothed clothing coat cross-popping_vein dialogue ear_piercing emanata eye_scar eyebrows facial_scar facial_tuft floppy_ears frowning_at_viewer fur glare glowing glowing_eyes green_body green_fur green_sclera hair_accessory hairband hand_in_pocket holding_another hoodie lightning_bolt piercing pockets red_body red_fur scar scarf sharp_teeth simple_background tan_background teeth text threatening threatening_words topwear tuft unconscious under_shirt lycheespot pastell_artz mob_entertainment poppy_playtime smiling_critters undertale_(series) bobby_bearhug hoppy_hopscotch sans_(underfell) sans_(undertale) animal_humanoid bear humanoid lagomorph lagomorph_humanoid leporid mammal mammal_humanoid rabbit ursid_humanoid artist_collaboration colored english_description english_text hi_res
3_fingers alternate_universe anthro black_bottomwear black_clothing black_jacket black_sclera black_shorts black_topwear bottomwear chain clothed clothing dipstick_ears ear_markings ear_piercing ear_ring eye_scar eyebrows facial_scar female fingers footwear gold_(metal) gold_chain hoodie jacket jewelry looking_at_viewer magic magic_user multicolored_ears piercing red_clothing red_eyes red_footwear red_shoes ring_piercing scar sharp_teeth shoes shorts simple_background smile socks solo teeth text topwear white_background lycheespot mob_entertainment poppy_playtime smiling_critters underfell undertale undertale_(series) hoppy_hopscotch sans_(underfell) sans_(undertale) lagomorph leporid mammal rabbit english_text hi_res signature
3_fingers alternate_universe anthro black_bottomwear black_clothing black_jacket black_sclera black_shorts black_topwear bottomwear chain clothed clothing dipstick_ears ear_markings ear_piercing ear_ring eye_scar eyebrows facial_scar female fingers footwear gold_(metal) gold_chain hoodie jacket jewelry looking_at_viewer magic magic_user multicolored_ears piercing red_clothing red_eyes red_footwear red_shoes ring_piercing scar sharp_teeth shoes shorts simple_background smile socks solo teeth text topwear white_background lycheespot mob_entertainment poppy_playtime smiling_critters underfell undertale undertale_(series) hoppy_hopscotch sans_(underfell) sans_(undertale) lagomorph leporid mammal rabbit english_text hi_res signature
4_fingers 5_fingers abstract_background alternate_universe anthro belt black_sclera blush bone bottomwear breasts cigar clothed clothing duo eyeshadow fangs female fingers flower fur half-closed_eyes heart_symbol horn jacket larger_female makeup male markings mature_anthro mature_female mole_(marking) narrowed_eyes pants plant red_eyes robe size_difference skeleton smaller_male smile smoking sweater teeth topwear turtleneck white_body white_fur yellow_sclera snowystoat underfell undertale undertale_(series) sans_(underfell) toriel_(underfell) animated_skeleton boss_monster_(undertale) bovid caprine mammal undead 2016 hi_res signature
4_fingers 5_fingers abstract_background alternate_universe anthro belt black_sclera blush bone bottomwear breasts cigar clothed clothing duo eyeshadow fangs female fingers flower fur half-closed_eyes heart_symbol horn jacket larger_female makeup male markings mature_anthro mature_female mole_(marking) narrowed_eyes pants plant red_eyes robe size_difference skeleton smaller_male smile smoking sweater teeth topwear turtleneck white_body white_fur yellow_sclera snowystoat underfell undertale undertale_(series) sans_(underfell) toriel_(underfell) animated_skeleton boss_monster_(undertale) bovid caprine mammal undead 2016 hi_res signature
alternate_universe bone genitals male not_furry penis skeleton solo text nerdthatdraws underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead english_text hi_res
alternate_universe bone genitals male not_furry penis skeleton solo text nerdthatdraws underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead english_text hi_res
alternate_universe blush bodily_fluids bone clothed clothed_sex clothing colored_cum cum cum_on_face cum_on_hand cum_on_tongue genital_fluids glowing glowing_eyes group heart_symbol male male/male not_furry sex skeleton text tongue tongue_out unusual_bodily_fluids unusual_cum unusual_genital_fluids nsfwshamecave underfell underlust underswap undertale undertale_(series) sans_(underfell) sans_(underlust) sans_(underswap) sans_(undertale) animated_skeleton undead 16:10 english_text widescreen
alternate_universe blush bodily_fluids bone clothed clothed_sex clothing colored_cum cum cum_on_face cum_on_hand cum_on_tongue genital_fluids glowing glowing_eyes group heart_symbol male male/male not_furry sex skeleton text tongue tongue_out unusual_bodily_fluids unusual_cum unusual_genital_fluids nsfwshamecave underfell underlust underswap undertale undertale_(series) sans_(underfell) sans_(underlust) sans_(underswap) sans_(undertale) animated_skeleton undead 16:10 english_text widescreen
alternate_universe bone bottomwear clothing gold_(metal) gold_tooth hand_in_pocket male not_furry overweight overweight_male pants pockets sharp_teeth shirt skeleton solo spicy-tsunami teeth topwear underfell undertale undertale_(series) sans_(underfell) sans_(undertale) humanoid 1:1 hi_res
alternate_universe bone bottomwear clothing gold_(metal) gold_tooth hand_in_pocket male not_furry overweight overweight_male pants pockets sharp_teeth shirt skeleton solo spicy-tsunami teeth topwear underfell undertale undertale_(series) sans_(underfell) sans_(undertale) humanoid 1:1 hi_res
alternate_universe anthro bone bottomwear breasts clothed clothing duo elemental_manipulation female fire fire_manipulation fog footwear fur gold_(metal) gold_tooth hoodie horn male red_eyes robe shoes shorts skeleton skull smile sneakers topwear white_body white_fur renrink underfell undertale undertale_(series) gaster_blaster sans_(underfell) sans_(undertale) toriel animated_skeleton boss_monster_(undertale) bovid caprine mammal undead hi_res signature
alternate_universe anthro bone bottomwear breasts clothed clothing duo elemental_manipulation female fire fire_manipulation fog footwear fur gold_(metal) gold_tooth hoodie horn male red_eyes robe shoes shorts skeleton skull smile sneakers topwear white_body white_fur renrink underfell undertale undertale_(series) gaster_blaster sans_(underfell) sans_(undertale) toriel animated_skeleton boss_monster_(undertale) bovid caprine mammal undead hi_res signature
4_fingers accessory anthro blood blood_drip blood_drop blood_in_mouth bodily_fluids border bottomwear cheek_tuft clothing dialogue dripping duo ears_down electricity eyebrows facial_tuft female fingers fur green_body green_clothing green_fur hair_accessory hairband holding_object holding_scarf hoodie kneeling long_sleeves lying magic magic_user no_pupils on_front on_one_knee onomatopoeia pants pivoted_ears red_body red_fur scarf shaded_face simple_background sound_effects struggling tan_background text topwear tuft unconscious lycheespot pastell_artz mob_entertainment poppy_playtime smiling_critters undertale_(series) bobby_bearhug hoppy_hopscotch sans_(underfell) sans_(undertale) animal_humanoid bear humanoid lagomorph lagomorph_humanoid leporid mammal mammal_humanoid rabbit ursid_humanoid artist_collaboration hi_res shaded
4_fingers accessory anthro blood blood_drip blood_drop blood_in_mouth bodily_fluids border bottomwear cheek_tuft clothing dialogue dripping duo ears_down electricity eyebrows facial_tuft female fingers fur green_body green_clothing green_fur hair_accessory hairband holding_object holding_scarf hoodie kneeling long_sleeves lying magic magic_user no_pupils on_front on_one_knee onomatopoeia pants pivoted_ears red_body red_fur scarf shaded_face simple_background sound_effects struggling tan_background text topwear tuft unconscious lycheespot pastell_artz mob_entertainment poppy_playtime smiling_critters undertale_(series) bobby_bearhug hoppy_hopscotch sans_(underfell) sans_(undertale) animal_humanoid bear humanoid lagomorph lagomorph_humanoid leporid mammal mammal_humanoid rabbit ursid_humanoid artist_collaboration hi_res shaded
alternate_universe bald blush bodily_fluids bone clothed clothing collar erection genitals humanoid_genitalia humanoid_penis looking_at_viewer male not_furry penis simple_background skeleton smile solo sweat teeth kori-nio underfell undertale undertale_(series) sans_(underfell) animated_skeleton humanoid undead hi_res
alternate_universe bald blush bodily_fluids bone clothed clothing collar erection genitals humanoid_genitalia humanoid_penis looking_at_viewer male not_furry penis simple_background skeleton smile solo sweat teeth kori-nio underfell undertale undertale_(series) sans_(underfell) animated_skeleton humanoid undead hi_res
alternate_universe anterior_nasal_aperture bone clothed clothing glitch hoodie jacket not_furry scarf skeleton skull solo string topwear weapon epilepsy_warning kana_the_drifter errortale underfell underswap undertale undertale_(series) gaster_blaster sans_(errortale) sans_(underfell) sans_(underswap) sans_(undertale) animated_skeleton humanoid undead 16:9 animated short_playtime widescreen
alternate_universe anterior_nasal_aperture bone clothed clothing glitch hoodie jacket not_furry scarf skeleton skull solo string topwear weapon epilepsy_warning kana_the_drifter errortale underfell underswap undertale undertale_(series) gaster_blaster sans_(errortale) sans_(underfell) sans_(underswap) sans_(undertale) animated_skeleton humanoid undead 16:9 animated short_playtime widescreen
alternate_universe bone duo male male/male male_penetrated male_penetrating male_penetrating_male not_furry oral oral_penetration penetration selfcest sex skeleton square_crossover mikalemur underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 5:4
alternate_universe bone duo male male/male male_penetrated male_penetrating male_penetrating_male not_furry oral oral_penetration penetration selfcest sex skeleton square_crossover mikalemur underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 5:4
alternate_universe anterior_nasal_aperture biped black_sclera blinking blush bodily_fluids bone brown_clothing brown_topwear chinese clenched_teeth clothed clothing front_view frown gold_(metal) gold_tooth hoodie looking_at_viewer looking_up male not_furry red_clothing red_eyes red_topwear sharp_teeth shirt simple_background skeleton skull solo standing sweat sweatdrop teeth thinking thoughtful_expression topwear undershirt white_background mitu_mao underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 2017 2d_animation animated bust_portrait digital_drawing_(artwork) digital_media_(artwork) portrait short_playtime
alternate_universe anterior_nasal_aperture biped black_sclera blinking blush bodily_fluids bone brown_clothing brown_topwear chinese clenched_teeth clothed clothing front_view frown gold_(metal) gold_tooth hoodie looking_at_viewer looking_up male not_furry red_clothing red_eyes red_topwear sharp_teeth shirt simple_background skeleton skull solo standing sweat sweatdrop teeth thinking thoughtful_expression topwear undershirt white_background mitu_mao underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton humanoid undead 2017 2d_animation animated bust_portrait digital_drawing_(artwork) digital_media_(artwork) portrait short_playtime
against_surface against_wall ahegao alternate_universe blush bone dialogue heart_eyes heart_symbol looking_pleasured male male/male not_furry one_eye_closed penetration profanity sex skeleton text tongue tongue_out unknown_artist underfell undertale undertale_(series) papyrus_(underfell) sans_(underfell) sans_(undertale) animated_skeleton undead comic english_text brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
against_surface against_wall ahegao alternate_universe blush bone dialogue heart_eyes heart_symbol looking_pleasured male male/male not_furry one_eye_closed penetration profanity sex skeleton text tongue tongue_out unknown_artist underfell undertale undertale_(series) papyrus_(underfell) sans_(underfell) sans_(undertale) animated_skeleton undead comic english_text brother_(lore) brothers_(lore) incest_(lore) sibling_(lore)
alternate_universe anthro bone clothing eyewear female fur glasses group happy horn male skeleton smile teeth text white_body white_fur chibimu underfell undertale undertale_(series) asgore_(underfell) doctor_alphys_(underfell) mettaton_(underfell) mettaton_ex_(underfell) papyrus_(underfell) sans_(underfell) toriel_(underfell) undyne_(underfell) animated_skeleton boss_monster_(undertale) bovid caprine fish mammal marine undead 2015 english_text
alternate_universe anthro bone clothing eyewear female fur glasses group happy horn male skeleton smile teeth text white_body white_fur chibimu underfell undertale undertale_(series) asgore_(underfell) doctor_alphys_(underfell) mettaton_(underfell) mettaton_ex_(underfell) papyrus_(underfell) sans_(underfell) toriel_(underfell) undyne_(underfell) animated_skeleton boss_monster_(undertale) bovid caprine fish mammal marine undead 2015 english_text
alternate_universe bone duo genitals male not_furry penis selfcest skeleton square_crossover czdata underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead
alternate_universe bone duo genitals male not_furry penis selfcest skeleton square_crossover czdata underfell undertale undertale_(series) sans_(underfell) sans_(undertale) animated_skeleton undead