5_fingers brown_eyes brown_hair chara_(undertale) clothed clothing comic dialogue_box duo english_text fingers flower frisk_(undertale) fully_clothed grass hair heart_symbol hi_res human long_image mammal melee_weapon plant shrubsparrow_(artist) sweater sword tall_image text topwear undertale undertale_(series) weapon white_body white_skin
digital_media_(artwork) english_text greyscale holding_object holding_umbrella holt5 horn inanimate_object memory monochrome music_statue_(undertale) raining sculpture statue text umbrella undertale undertale_(series) zero_pictured
2015 ambiguous_gender anthro asriel_dreemurr boss_monster_(undertale) bovid caprine child daww duo flower frisk_(undertale) fur goat hair hug human joodlez male mammal plant simple_background the_feels undertale undertale_(series) white_background white_body white_fur young
2015 ambiguous_gender anthro asriel_dreemurr bodily_fluids boss_monster_(undertale) bovid caprine child comic crying daww duo fangs frisk_(undertale) fur goat hair hi_res hug human joodlez male mammal sad simple_background tears teeth the_feels undertale undertale_(series) white_background white_body white_fur young
2015 ambiguous_gender anthro asriel_dreemurr boss_monster_(undertale) bottomwear bovid caprine child clothed clothing daww duo flower frisk_(undertale) fur goat hair hug human joodlez love male mammal pants plant simple_background undertale undertale_(series) white_background white_body white_fur young
2015 absurd_res alphys annoyed aquatic astrobullet_(artist) building clothing comic english_text fish ghost hi_res hoodie house humanoid lizard long_image machine mettaton mettaton_ex monochrome napstablook reptile robot scalie scarf spirit tall_image text topwear undertale undertale_(series) undyne
2015 anthro armor asgore_dreemurr beard black_and_white boss_monster_(undertale) bovid caprine clothed clothing crown facial_hair fire fur hair headgear hi_res horn king lupelongo male mammal melee_weapon monochrome muscular muscular_anthro muscular_male polearm royalty simple_background sketchbook solo traditional_media_(artwork) trident undertale undertale_(series) vein weapon
2015 after_sex all_fours ankle_cuffs anthro areola ball_gag bdsm bed biped blush bodily_fluids bondage boss_monster_(undertale) bound bovid breasts caprine clitoris clothed clothing collar conditional_dnp cuff_(restraint) cum cum_in_vagina cum_inside dildo dildo_sitting female furniture gag genital_fluids genitals hands_tied hiding horn kneeling light_bondage looking_at_viewer lying mammal monochrome navel nipples nude on_back on_side open_mouth penetration pillar plant rear_view restraints saliva sefeiren sex_toy shackles sketch sketch_page slightly_chubby solo standing submissive submissive_female toriel undertale undertale_(series) vaginal vaginal_fluids vaginal_penetration vines vulva wide_hips wrist_cuffs
2015 alphys ambiguous_gender anthro bodily_fluids clothed clothing coat crying digital_media_(artwork) eetoro_(artist) eyewear glasses hi_res lab_coat lizard lookbacktofour_(artist) orange_body orange_scales reptile scales scalie shaking simple_background solo tears topwear undertale undertale_(series) white_background
breasts colored_fire elemental_creature featureless_breasts female fire fire_creature fuku_fire genitals green_fire humanoid innie_vulva mouthless noseless not_furry nude nude_female nude_humanoid solo undertale undertale_(series) unknown_artist vulva
2015 animal_humanoid arachnid arachnid_humanoid arkomeda arthropod arthropod_humanoid butt female greyscale humanoid monochrome muffet multi_arm multi_eye multi_limb nude open_mouth smile solo spider spider_humanoid suspension undertale undertale_(series)
ambiguous_gender angry anthro beard blue_clothing blue_sweater blue_topwear brown_hair chara_(undertale) clothing duo facial_hair frisk_(undertale) frown gerson hair hat headgear headwear human magnifying_glass male mammal maroonian parody pattern_clothing pattern_sweater pattern_topwear red_eyes reptile scalie shirt smile speech_bubble striped_clothing striped_sweater striped_topwear stripes sweater topwear turtle undertale undertale_(series)
2015 age_difference aged_down anthro aquatic armor beard bodily_fluids duo english_text eyes_closed facial_hair female fish gerson hair hammer heart_symbol humanoid jeneco male one_eye_closed reptile saliva scalie text tongue tongue_out tools turtle undertale undertale_(series) undyne young
2015 :3 aged_down anthro aquatic armor black_and_white blush broken_language clothed clothing dialogue doctrin-zhivago duo english_text female fish gerson hair hammer male monochrome open_mouth reptile scalie smile speech_bubble text tools turtle undertale undertale_(series) undyne
2015 anthro aquatic black_and_white blush breasts clothed clothing dialogue doctrin-zhivago duo embarrassed english_text female fish gerson hair hat headgear headwear male monochrome non-mammal_breasts one_eye_closed open_mouth photo reptile scalie smile speech_bubble text turtle undertale undertale_(series) undyne
2015 :3 accessory animated_skeleton anthro black_and_white black_sclera bone canid canine canis cosplay dio_brando doctrin-zhivago domestic_dog duo female gaster headband jojo's_bizarre_adventure male mammal meme monochrome one_eye_closed open_mouth parody skeleton smile stand_(jjba) stardust_crusaders tem temmie_(undertale) the_world_(jjba) undead undertale undertale_(series)
animated_skeleton black_and_white bone brother_(lore) brothers_(lore) clothing cosplay dialogue doctrin-zhivago duo english_text gesture hair hand_gesture hat headgear headwear jojo's_bizarre_adventure jojo_pose jojo_quote jotaro's_hat jotaro_kujo male meme monochrome not_furry one_eye_closed papyrus_(undertale) parody pointing sans_(undertale) sibling_(lore) skeleton speech_bubble stand_(jjba) star_platinum stardust_crusaders text undead undertale undertale_(series) yare_yare_daze
angry animated_skeleton black_and_white bone canid canine canis dialogue doctrin-zhivago domestic_dog duo english_text female feral hirohiko_araki jojo's_bizarre_adventure male mammal meme monochrome open_mouth papyrus_(undertale) parody punch skeleton speech_bubble stand_(jjba) star_platinum stardust_crusaders teeth tem temmie_(undertale) text the_world_(jjba) third-party_edit undead undertale undertale_(series)
2015 anthro anus asriel_dreemurr_(god_form) backsack balls bent_over big_butt black_sclera blush boss_monster_(undertale) bovid butt caprine clothing dark_body dark_skin english_text erection femboy foreskin fur gangbang genitals group group_sex hair human human_on_anthro imminent_sex interspecies keigai legwear looking_at_viewer male male/male mammal nude open_mouth penis perineum retracted_foreskin secretly_loves_it sex simple_background tattoo text thick_thighs thigh_highs tongue tsundere undertale undertale_(series) white_body white_fur
2015 4:7 alphys ambiguous_gender animated_skeleton aquatic bodily_fluids bone boss_monster_(undertale) bovid caprine cellphone comic dialogue electronics english_text exclamation_point eye_patch eyewear female fish frisk_(undertale) hi_res human humor male mammal open_mouth papyrus_(undertale) phone plot_twist question_mark sad sans_(undertale) scalie skeleton smile speech_bubble tears text the_weaver toriel undead undertale undertale_(series) undyne
alternate_universe anthro anthrofied big_breasts blooksanap blush boss_monster_(undertale) bovid breast_grab breasts bulge caprine comic crossgender dialogue duo english_text exclamation_point female frisk_(undertale) frisky_(under(her)tail) ghost hand_on_breast hi_res huge_breasts human larger_female lying male mammal mature_anthro mature_female monochrome mother_(lore) napstablook nipples on_back parent_(lore) sitting size_difference sleeping smaller_male sound_effects spirit text thewill toriel tutori under(her)tail undertale undertale_(series) vowelless vowelless_sound_effect zzz
2015 2d_animation 4:3 4_toes animated animated_gif anthro anus balls big_breasts boss_monster_(undertale) bouncing_balls bouncing_breasts bovid breasts butt canid canine canis caprine claws digital_media_(artwork) duo erection eyes_closed feet female female_penetrated frame_by_frame fur genitals grey_body grey_fur hand_on_back happy happy_sex horn ice_wolf_(undertale) interspecies loop male male/female male_penetrating male_penetrating_female mammal moan nude open_mouth penetration penile penile_penetration penis penis_in_vagina sex sharp_teeth short_playtime simple_background smile smoaer spread_legs spreading teeth toe_claws toes tongue tongue_out toriel undertale undertale_(series) vaginal vaginal_penetration white_background white_body white_fur wolf
2015 android black_hair hair heart_symbol hi_res humanoid humblebee machine metal mettaton mettaton_ex not_furry robot solo undertale undertale_(series) wire
2015 animated_skeleton bone clothing comic death disintegration english_text footwear frisk_(undertale) gaster_blaster glowing glowing_eyes hi_res hoodie human mammal nonbinary_(lore) nonbinary_death sans_(undertale) shoes skeleton slippers squidbunny_(artist) text topwear undead undertale undertale_(series)
animated_skeleton bone clothing english_text gaster_blaster glowing glowing_eyes hoodie not_furry sans_(undertale) skeleton solo text topwear undead undertale undertale_(series) unknown_artist
1_eye ambiguous_gender animated_skeleton bill_cipher bone clothing comic crossover disney english_text euclidean glowing glowing_eyes gravity_falls hat headgear headwear hoodie not_furry sans_(undertale) skeleton text top_hat topwear triangular_body undead undertale undertale_(series) unknown_artist
ambiguous_gender animated animated_skeleton bone clothing crossover dogtorwho_(artist) duo flash footwear generation_1_pokemon gengar ghost glowing glowing_eyes heart_symbol hoodie low_res nintendo no_sound pokemon pokemon_(species) sans_(undertale) shoes simple_background skeleton slippers spirit topwear undead undertale undertale_(series) white_background
absurd_res animated_skeleton bone boss_monster_(undertale) bovid caprine clothing comic duo english_text eye_patch eyewear female hi_res hoodie long_image male mammal monochrome sans_(undertale) skeleton tall_image text topwear toriel undead undertale undertale_(series) unknown_artist
2015 anthro asriel_dreemurr_(god_form) balls bodily_fluids boss_monster_(undertale) bovid caprine conditional_dnp cum erection foreskin genital_fluids genitals goat hi_res humanoid_genitalia humanoid_penis jaynatorburudragon male mammal monochrome muscular muscular_anthro muscular_male nude partially_retracted_foreskin penis solo undertale undertale_(series)
2015 alphys anthro anus bottomless butt clothed clothing conditional_dnp duo english_text female female/female genitals hand_on_butt hi_res jaynatorburudragon looking_back raised_tail scalie simple_background solo_focus spread_butt spreading tail text undertale undertale_(series) undyne vulva white_background
2015 ambiguous_gender anthro asriel_dreemurr boss_monster_(undertale) bovid caprine clothing dialogue digital_drawing_(artwork) digital_media_(artwork) duo english_text frisk_(undertale) goat hair human male mammal monochrome open_mouth shirt speech_bubble text the_weaver tongue tongue_out topwear undertale undertale_(series)
2015 2:3 alphys ambiguous_gender animated_skeleton black_sclera bodily_fluids bone boss_monster_(undertale) bovid brown_hair buckteeth caprine comic dialogue elemental_creature ellipsis english_text eyelashes eyewear female flora_fauna flower flowey_the_flower frisk_(undertale) glasses group hair hi_res human male mammal open_mouth papyrus_(undertale) plant scalie scared skeleton smile speech_bubble sweat teeth text the_weaver tongue tongue_out toriel undead undertale undertale_(series) yellow_body yellow_skin
ambiguous_gender anthro boss_monster_(undertale) bovid caprine child comic english_text eyewear flower frisk_(undertale) fur glasses hedge human mammal paper plant shrub smile text the_weaver toriel undertale undertale_(series) white_body white_fur young young_ambiguous young_human
ambiguous_gender anthro boss_monster_(undertale) bovid caprine child comic english_text eyewear flower frisk_(undertale) frown fur glasses hedge human mammal open_mouth paper plant shrub smile text the_weaver toriel undertale undertale_(series) white_body white_fur young
2:3 ambiguous_gender anthro asgore_dreemurr beard beverage boss_monster_(undertale) bovid candle caprine chair child comic dialogue english_text eyewear facial_hair female food frisk_(undertale) frown fur furniture glasses hi_res horn human male mammal open_mouth speech_bubble table text the_weaver toriel undertale undertale_(series) white_body white_fur young
2015 alphys ambiguous_gender anthro aquatic bodily_fluids child clothed clothing comic crying dialogue english_text eye_patch eyewear female fish frisk_(undertale) furniture glasses group hair human humor mammal open_mouth pink_hair scalie simple_background sofa speech_bubble tears text the_weaver undertale undertale_(series) undyne yelling young
2015 alphys ambiguous_gender anthro black_sclera buckteeth child comic dialogue english_text eyewear female frisk_(undertale) glasses greeting group human humor jerry_(undertale) male mammal monster open_mouth profanity scalie simple_background speech_bubble teeth text the_weaver undertale undertale_(series) young
2:3 animated_skeleton bodily_fluids bone child close-up comic dialogue english_text eyes_closed female frisk_(undertale) hi_res human humor male mammal monochrome sans_(undertale) skeleton smile speech_bubble stare sweat sweatdrop text the_weaver undead undertale undertale_(series) young
ambiguous_gender animated_skeleton bodily_fluids bone child comic crying dialogue duo english_text eyes_closed frisk_(undertale) human humor male mammal monochrome sans_(undertale) skeleton smile speech_bubble sweat sweatdrop tears text the_weaver undead undertale undertale_(series) young
2015 ambiguous_gender beef bl8l black_hair bodily_fluids brown_hair child comic dialogue drag_(fashion) duo eating english_text eyelashes food frisk_(undertale) hair hair_over_eye hi_res human humor machine male mammal meat mettaton mettaton_ex one_eye_obstructed pencil_(object) pose robot speech_bubble stage steak sweat sweatdrop text tongue tongue_out undertale undertale_(series) young
2015 angry animated animated_gif anthro asriel_dreemurr_(god_form) bl8l boss_monster_(undertale) bovid caprine digital_media_(artwork) eyes_closed fur heart_symbol horn laser loop male mammal open_mouth pixel_(artwork) pixel_animation short_playtime solo soul undertale undertale_(series) white_body white_fur wings
1:1 2015 anthro boss_monster_(undertale) bovid caprine cellphone clothing conditional_dnp digital_drawing_(artwork) digital_media_(artwork) electronics eyewear fangs female frisk_(undertale) glasses human mammal monochrome phone sketch skoon solo teeth toriel undertale undertale_(series)
1:1 aliasing anthro bodily_fluids boss_monster_(undertale) bovid caprine cellphone dialogue digital_media_(artwork) electronics english_text female flip_phone flirting fur horizontal_pupils horn humor lol_comments long_ears mammal phone pupils solo sweat text toriel trout_(artist) undertale undertale_(series) white_body white_fur
anthro black_border blue_background border breasts canid canine cosplay crossgender crossover crossover_cosplay digital_media_(artwork) dongitos duo english_text eye_contact felid female fox fox_mccloud frown fur hands_on_hips looking_at_another mammal metroid mtf_crossgender nintendo question_mark screencap simple_background smile star_fox tem temmie_(undertale) text undertale undertale_(series) white_body white_fur wide_hips zero_suit zerosuit_fox
anthro barazoku bulge clothed clothing dessert detailed_bulge dragon duo food genital_outline glaciersnow ice_cream lagomorph leporid male male/male mammal musclegut muscular muscular_male mythological_creature mythological_scalie mythology nipples penis_outline rabbit rg01_(undertale) rg02_(undertale) scalie skimpy speedo swimwear topless undertale undertale_(series) underwear
2015 5:8 abs anthro armor balls barely_contained biceps big_muscles bulge clothed clothing digital_media_(artwork) dragon duo fur genitals green_body green_skin half-erect hi_res hug lagomorph leporid male male/male mammal muscular muscular_male mythological_creature mythological_scalie mythology nipples pecs penis pose rabbit rg01_(undertale) rg02_(undertale) scalie signature skimpy terrykurosu topless undertale undertale_(series) vein veiny_penis white_balls white_body white_fur white_penis year
abs anthro balls bed biceps big_balls big_muscles big_pecs big_penis centaurus dragon duo erection fur furniture genitals green_balls green_body green_penis green_skin hi_res huge_muscles huge_pecs humanoid_genitalia humanoid_penis hyper hyper_muscles lagomorph leporid lying male male/male mammal mask muscular muscular_male mythological_creature mythological_scalie mythology nipples on_back pecjob pecs penis rabbit reptile rg01_(undertale) rg02_(undertale) scalie sex signature undertale undertale_(series) vein veiny_penis white_body white_fur
anal animal_genitalia anthro cloaca custapple dragon duo genitals lagomorph leporid male male/male male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_male mythological_creature mythological_scalie mythology nude penetration penis rabbit rg01_(undertale) rg02_(undertale) scalie sex tail translucent undertale undertale_(series)
1:1 aircraft blush duo eyelashes eyes_closed female lava living_aircraft living_machine living_vehicle machine not_furry open_mouth sildre smile solo_focus tsunderplane undertale undertale_(series) vehicle volcano vulkin walking
2015 alphys anthro bed bedroom big_breasts biped black_and_white breasts clothed clothing comic curling_toes dialogue english_text eyes_closed eyewear feet female furniture glasses hi_res hindpaw lizard lying masturbation monochrome nipples non-mammal_breasts non-mammal_nipples nude partially_clothed paws pen_(artwork) reptile scalie slightly_chubby slightly_chubby_anthro slightly_chubby_female solo tail text traditional_media_(artwork) undertaild undertale undertale_(series) vaginal vaginal_masturbation
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