16:9 alphys ambiguous_gender animated_skeleton anthro aquatic arachnid arthropod asgore_dreemurr beard blonde_hair blue_eyes bodily_fluids bone boss_monster_(undertale) bovid buckteeth caprine clothed clothing eye_patch eyewear facial_hair female fire fish frisk_(undertale) fur glasses glowing glowing_eyes grin group hair heart_symbol hi_res horn human lizard machine magic male mammal melee_weapon mettaton mettaton_ex multi_eye papyrus_(undertale) pdubbsquared polearm purple_eyes red_eyes reptile robot scalie sharp_teeth skeleton smile spear spider tears teeth tongue tongue_out toriel undead undertale undertale_(series) undyne weapon white_body white_fur widescreen yellow_eyes
16:9 2015 ambiguous_gender animated duo english_text frisk_(undertale) human long_playtime machine male mammal mettaton mettaton_ex music nchproductions robot sound text transformation undertale undertale_(series) video widescreen
2015 absurd_res accessory alphys ambiguous_gender animated_skeleton anthro aquatic arachnid armless armor arthropod asgore_dreemurr beverage bone boss_monster_(undertale) bovid bow_(feature) bow_accessory bow_ribbon brown_hair canid canine canis caprine clothed clothed_human clothing container cup domestic_dog elemental_creature empty_eyes eyes_closed eyewear fangs female feral fire fish flora_fauna flower flowey_the_flower food footwear frisk_(undertale) fur ghost glasses gloves grass greater_dog grey_hair group hair hair_accessory hair_bow hair_ribbon handwear happy heart_symbol hi_res holding_object hoodie horn human humanoid lesser_dog light lizard long_ears long_image machine male mammal melee_weapon mettaton mettaton_ex monster_kid muffet multi_arm multi_eye multi_limb multiple_images napstablook nyapapa open_mouth papyrus_(undertale) photoshop_flowey pigtails plant polearm reptile ribbons robe robot sans_(undertale) scales scalie shoes short shrub signature silhouette skeleton sky slippers smile snow solo soul soul_(undertale) sparkles spear spider spider_web spikes spirit string sunflower tall_image tea tea_cup teapot teeth tem temmie_(undertale) tongue tongue_out topwear toriel tree trio twin_bows twin_hair_bows undead undertale undertale_(series) undyne weapon white_body white_fur
ambiguous_gender animated_skeleton anthro armor asriel_dreemurr barefoot black_hair blush bone boss_monster_(undertale) bovid brown_hair butt caprine clothing cosplay feet female flower frisk_(undertale) fur goat green_eyes group hair heart_symbol horn human kemono laugh long_ears machine male mammal mettaton mettaton_ex papyrus_(undertale) plant rear_view rikose robot sans_(undertale) shirt simple_background skeleton smile speech_bubble topwear toriel undead undertale undertale_(series) white_body white_fur young young_ambiguous young_anthro young_human young_male
16:9 animated_skeleton anthro aquatic arachnid arthropod asgore_dreemurr beard black_bars blood bodily_fluids bone boss_monster_(undertale) bovid caprine clothing crying facial_hair female fish frisk_(undertale) group heart_symbol hi_res horn human letterbox male mammal mettaton mettaton_neo muffet papyrus_(undertale) pdubbsquared sad sans_(undertale) skeleton soul_(undertale) spider tears toriel undead undertale undertale_(series) undyne undyne_the_undying widescreen
ambiguous_gender angry clothed clothing digital_drawing_(artwork) digital_media_(artwork) duo emotional_damage english_text exclamation_point eyes_always_closed eyes_closed french_taunter frisk_(undertale) guide_lines hair hair_over_eye human humanoid humor insult line_art machine mammal mettaton mettaton_ex monochrome monty_python monty_python_and_the_holy_grail not_furry one_eye_obstructed open_mouth robot shocked simple_background sketch text thesinnabun undertale undertale_(series) white_background yelling
2015 ambiguous_gender anthro aquatic bowl breasts chainsaw clothing container digital_media_(artwork) eye_patch eyewear female fish food frisk_(undertale) fruit group hat headgear headwear human humor ikutasemi inside machine mammal mettaton monster plant power_tool robot shirt smug teeth tomato tools topwear undertale undertale_(series) undyne weapon window young
2015 4_fingers android black_hair clothing fingers footwear grin hair hair_over_eye hi_res high_heels humanoid inviting looking_at_viewer machine mettaton mettaton_ex not_furry one_eye_obstructed outstretched_hand robot robot_humanoid sepiaflux shoes smile solo undertale undertale_(series)
2016 disney english_text gesture hand_gesture hi_res humor image_macro impact_(font) just_right machine male meme mettaton mettaton_ex not_furry ok_sign pacha_(the_emperor's_new_groove) reaction_image robot solo text the_emperor's_new_groove undertale undertale_(series) unknown_artist
alternate_universe humanoid korean_text male mettaton_(underfell) mettaton_ex_(underfell) not_furry pink_eyes red_eyes solo sungho text underfell undertale undertale_(series)
3:4 alternate_universe brown_eyes english_text hi_res humanoid male mettaton mettaton_ex not_furry outertale solo sungho text undertale undertale_(series)
2:1 aquatic clothed clothing duo english_text female fish gloves hair handwear looking_at_viewer male mettaton mettaton_ex pink_eyes ponytail red_hair sungho text undertale undertale_(series) undyne
ambiguous_gender annoying_dog_(undertale) canid canine canis chibi domestic_dog electronics english_text female feral ghost group headphones humanoid mad_dummy male mammal mettaton mettaton_ex napstablook pink_background pink_eyes shyren simple_background sparkles spirit sungho text undertale undertale_(series)
1:1 animated_skeleton bone clothing duo fangs gaster gloves hair hair_over_eye handwear humanoid machine male mettaton mettaton_ex not_furry one_eye_obstructed pink_eyes robot skeleton sungho teeth undead undertale undertale_(series)
clothed clothing digital_media_(artwork) duo femboy ghost gloves hair handwear happy humanoid machine male mettaton mettaton_ex monochrome monster not_furry open_mouth pink_eyes robot smile spirit sungho undertale undertale_(series)
4:5 clothing english_text fangs gloves handwear humanoid looking_at_viewer machine male mettaton mettaton_ex monochrome robot sungho teeth text undertale undertale_(series)
ambiguous_gender blush clothing duo eyes_closed femboy ghost heart_symbol male mettaton mettaton_ex napstablook not_furry sparkles sparkling_body sparkling_clothing spirit sungho undertale undertale_(series)
anthro burgerpants clothed clothing domestic_cat duo felid feline felis korean_text male mammal mettaton mettaton_ex pink_eyes simple_background sungho text translated undertale undertale_(series)
animated_skeleton blush bone comic dialogue english_text female frisk_(undertale) heart_symbol human kissing machine male male/male mammal mettaton mettaton_ex multiple_scenes not_furry nsfwshamecave onomatopoeia papyrus_(undertale) robot skeleton sound_effects speech_bubble text tongue tongue_out undead undertale undertale_(series)
angry animated_skeleton blush bone clothing comic dialogue english_text exclamation_point frisk_(undertale) heart_symbol human machine male mammal mettaton mettaton_ex not_furry nsfwshamecave robot sans_(undertale) skeleton text undead undertale undertale_(series)
animated_skeleton bdsm blush bodily_fluids bondage bone bound collar dialogue duo ellipsis english_text erection genitals grey_background heart_eyes heart_symbol humanoid imminent_sex leash machine male male/male mettaton mettaton_ex not_furry nsfwshamecave papyrus_(undertale) penis riding_crop robot simple_background skeleton speech_bubble submissive submissive_male sweat text undead undertale undertale_(series) whip
abstract_background ambiguous_gender android black_hair border disco_ball hair heart_symbol humanoid looking_down machine meammy mettaton mettaton_ex not_furry open_mouth robot robot_humanoid smile solo undertale undertale_(series) watermark
andromorph blush bodily_fluids crossgender digital_media_(artwork) drag_(fashion) drag_queen drooling english_text grinding hair hi_res hotlegmeme humanoid intersex machine masturbation mettaton mettaton_ex mta_crossgender mti_crossgender not_furry pillow pillow_humping robot saliva simple_background solo text undertale undertale_(series) white_background
16:9 alphys animated animated_skeleton anthro aquatic asgore_dreemurr bear beard bone boss_monster_(undertale) bovid canid canine canis caprine dialogue domestic_dog english_text facial_hair female fish flower flowey_the_flower frisk_(undertale) greater_dog group horn human humor lizard long_playtime machine male mammal mettaton music odralix one-punch_man one_(manga) papyrus_(undertale) parody plant reptile robot saitama_(one-punch_man) sans_(undertale) scalie sirartwork skeleton sound text toriel undead undertale undertale_(series) undyne video widescreen
andromorph andromorph/male andromorph_penetrated blush bone clothing dress duo erection genitals glistening hair hotlegmeme humanoid intersex intersex/male intersex_penetrated machine male male_penetrating male_penetrating_andromorph male_penetrating_intersex mettaton mettaton_ex not_furry papyrus_(undertale) penetration penis pillow robot sex skeleton tongue tongue_out undertale undertale_(series) vaginal vulva
2016 anus areola armless balls big_breasts big_butt breasts butt butt_grab canid canine canis crossgender domestic_dog erect_nipples erection female frisk_(undertale) furanh genitals ghost glistening greater_dog group hand_on_butt heart_eyes heart_symbol hi_res human humanoid lesser_dog looking_at_viewer looking_back machine male mammal mettaton mettaton_ex monster monster_kid napstablook nipples not_furry penetration penis rear_view robot sex spirit undertale undertale_(series) vaginal vaginal_penetration vegetoid vulkin vulva
2016 absurd_res alphys animated_skeleton anthro aquatic asgore_dreemurr asriel_dreemurr bandage barefoot blonde_hair bodily_fluids bone boss_monster_(undertale) bovid brown_hair canid canine canis caprine cinnamon_(undertale) clothed clothing comic crying dialogue domestic_cat domestic_dog eye_patch eyewear facial_hair feet felid feline felis female fish flower flowey_the_flower frisk_(undertale) fur glasses goat grey_background hair hand_on_shoulder hi_res horn hug human jacket japanese_text lagomorph leporid lizard long_image machine male mammal mettaton papyrus_(undertale) plant rabbit red_hair reptile rie_(artist) robe robot sans_(undertale) scalie scarf simple_background skeleton speech_bubble tall_image tears tem temmie_(undertale) text topwear toriel translated undead undertale undertale_(series) undyne white_background white_body white_fur young
2016 alphys anthro aquatic belly bite blush bodily_fluids bow_(feature) bow_tie breast_grab breasts butt claws clothing coat dialogue duo electronics embarrassed eye_patch eyewear female female/female fish fisting genital_fluids genitals glasses glistening grabbing_sheets hair hand_on_breast heart_symbol humanoid humanoid_on_anthro japanese_text kneeling lab_coat lizard machine mettaton mettaton_ex microphone nam nipple_fetish nipple_pinch nipple_play nude open_mouth penetration pinch red_hair reptile robot saliva scalie sex simple_background slightly_chubby speech_bubble text tongue topwear translated undertale undertale_(series) undyne vaginal vaginal_fisting vaginal_fluids vaginal_penetration vulva white_background
absurd_res anon aquatic bed breasts captainjingo clothing comic currency_symbol dollar_sign dollar_sign_clothing duo electronics english_text eye_patch eyes_closed eyewear female fingering fingering_self fish furniture genitals hat headgear headwear hi_res human humanoid machine male mammal masturbation mettaton monochrome monster open_mouth pillow rapper robot sofa symbol television text thought_bubble undertale undertale_(series) undyne vaginal vaginal_masturbation vulva
absurd_res anon aquatic bed black_and_white blush bodily_fluids breasts captainjingo comic dialogue duo electronics english_text eye_patch eyes_closed eyewear female fingering fingering_self fish furniture genital_fluids hi_res human humanoid humor machine male mammal masturbation mettaton monochrome monster oprah_winfrey pillow question_mark robot sofa speech_bubble television text thought_bubble undertale undertale_(series) undyne vaginal vaginal_fluids vaginal_fluids_on_hand vaginal_masturbation yelling
3_toes 4_fingers 4_toes absurd_res alphys anthro aquatic bare_shoulders barefoot bdsm blue_body blue_skin blush bondage bound clothed clothing coat dominant dominant_female ear_fins eye_patch eyewear feet female female/female fin fingers foot_fetish foot_focus glasses glistening group hair heart_symbol hi_res humanoid lab_coat lizard long_hair love machine membrane_(anatomy) mettaton ponytail red_hair red_membrane reptile robot scales scalie sharkstormbridge sharky-b submissive submissive_female tail tail_motion tailwag teasing teeth tickling toes topwear undertale undertale_(series) undyne webbed_feet yellow_body yellow_eyes yellow_scales
2016 aquatic chainsaw crossover duo feral fin fish kohn-ningezoo machine meme mettaton open_mouth parody power_tool robot shark sharknado sharp_teeth signature teeth tools undertale undertale_(series) weapon wheel
alphys animate_inanimate animated_skeleton annoying_dog_(undertale) anthro aquatic asgore_dreemurr beard blonde_hair bone boss_monster_(undertale) bovid canid canine canis caprine domestic_dog elemental_creature facial_hair fish flora_fauna flowey_the_flower frisk_(undertale) ghost greater_dog group hair horn human humanoid mammal mettaton monster_kid napstablook papyrus_(undertale) plant reptile sans_(undertale) scalie skeleton spirit tem temmie_(undertale) toriel undead undertale undertale_(series) undyne unknown_artist
2016 alphys animated_skeleton annoying_dog_(undertale) armless being_watched blush bone brown_hair canid canine canis clothed clothing desk domestic_dog elemental_creature eyes_closed eyewear flora_fauna flowey_the_flower food footprint frisk_(undertale) fully_clothed furniture gaster ghost glasses gloves group hair handwear high-angle_view human jacket kerchief ketchup lizard looking_at_another looking_at_viewer looking_up machine male mammal mettaton monster monster_kid napstablook open_mouth papyrus_(undertale) photo plant reptile rigorigo robot sans_(undertale) scalie scarf shirt short_hair sitting skeleton smile snow soul_devouring_eyes spirit table text topwear undead undertale undertale_(series)
2016 animal_humanoid animated_skeleton aquatic aquatic_humanoid asgore_dreemurr blonde_hair bone boss_monster_(undertale) bovid caprine eye_patch eyewear facial_hair female fish fish_humanoid frisk_(undertale) hair horn human humanoid machine male mammal mettaton mettaton_ex papyrus_(undertale) photoshop_flowey rigorigo robot sans_(undertale) skeleton undead undertale undertale_(series) undyne
blush hair hair_over_eye humanoid kjyukinix machine metal mettaton mettaton_ex not_furry one_eye_obstructed open_mouth robot solo teeth tongue undertale undertale_(series)
2016 ;p alphys amalgamate ambiguous_gender android animated_skeleton anthro aquatic armor asgore_dreemurr asriel_dreemurr avian beard beverage bird blaster blonde_hair blue_body blue_skin bodily_fluids bone boss_monster_(undertale) bovid canid canine canis cape caprine cellphone chara_(undertale) clothing coffin container crown cup deity dessert dinosaur domestic_dog drooling electronics endogeny evil_grin eye_patch eyewear facial_hair female fire fish flowey_the_flower food footwear frisk_(undertale) gaster_blaster gills glasses glistening goat group hair headgear heart_symbol hi_res hoodie horn hot_dog human humanoid knife lemon_bread lizard long_ears long_hair looking_at_viewer lynxgriffin machine magic_user male mammal melee_weapon memoryhead mettaton mettaton_ex mettaton_neo pastry phone photoshop_flowey pie polearm ponytail prehistoric_species reaper_bird reptile robe robot royalty saliva sans_(undertale) scalie shoes silhouette simple_background skeleton smile snowdrake's_mother soul spear tea tea_cup television topwear toriel undead undertale undertale_(series) undyne undyne_the_undying weapon white_background wings yellow_eyes young
2016 5:4 anal anal_penetration balls blush erection femboy gaiki genitals glistening grey_background hair humanoid machine male mettaton mettaton_ex not_furry open_mouth oral penetration penis robot simple_background solo soulplay tentacles translucent translucent_tentacles undertale undertale_(series)
animal_crossing anthro blush colton_(animal_crossing) duo equid equine erection femboy genitals horn horse intraspecies julian_(animal_crossing) male male/male mammal mythological_creature mythological_equine mythology nintendo penis unicorn unknown_artist
1:1 animal_crossing anthro blue_mane bodily_fluids butt cum cumshot ejaculation electrikestorm equid equine erection femboy genital_fluids genitals horn julian_(animal_crossing) male mammal mane mythological_creature mythological_equine mythology nintendo nude open_mouth orgasm orgasm_face penis pink_background simple_background solo unicorn
absurd_res alternate_universe breasts crossgender demon female glistening hair hi_res humanoid lnemdave mammal membrane_(anatomy) membranous_wings mettaton mettaton_(underfell) mettaton_ex_(underfell) not_furry simple_background solo standing underfell undertale undertale_(series) wings
2016 4:3 ambiguous_gender anthro bente36 blue_clothing blue_sweater blue_topwear chara_(undertale) clothing english_text female frisk_(undertale) glistening green_clothing green_sweater green_topwear group human machine male mammal mettaton mettaton_ex pattern_clothing pattern_sweater pattern_topwear robot striped_clothing striped_sweater striped_topwear stripes sweater text topwear undertale undertale_(series)
4:5 android anthro asgore_dreemurr ball_gown beard beast_(disney) beauty_and_the_beast belle_(beauty_and_the_beast) boss_monster_(undertale) bovid caprine cosplay crossover dancing disney elemental_creature facial_hair flora_fauna flowey_the_flower group hi_res horn long_ears machine male male/male mammal mature_anthro mature_male mettaton mettaton_ex plant qubelord robot simple_background undertale undertale_(series)
ambiguous_gender clefable clothing crossover electronics feral gastly generation_1_pokemon gloves group handwear jazzycat machine magneton mettaton microphone nintendo pokemon pokemon_(species) robot simple_background undertale undertale_(series) white_background
ambiguous_gender anthro armless asriel_dreemurr barefoot black_bars boss_monster_(undertale) bovid brown_hair candy caprine carpet chocolate clothed clothing crayon curled_up dark dessert eyes_closed feet food frisk_(undertale) fur goat group hair human humanoid inside letterbox long_ears lying male mammal mettaton monster_kid on_back on_side pajamas papyrus_(undertale) pillow sans_(undertale) scarf sleeping smile soles tc-96 text toes undertale undertale_(series) undyne white_body white_fur yellow_body yellow_skin
2015 alphys ambiguous_gender black_border blue_theme bodily_fluids border clothing coat comic crying digital_media_(artwork) door electronics eyewear female frisk_(undertale) glasses headphones heart_symbol hi_res human humor kissing lab_coat lizard machine male mammal mettaton monster napstablook reptile robot scalie sildre tears topwear undertale undertale_(series)
1:1 2015 alphys anthro aquatic barefoot black_and_white blush clothing coat daydream dialogue duo ear_fins english_text eye_patch eyes_closed eyewear feet female fin fish gills glasses lab_coat lizard mettaton monochrome reptile scalie sharp_teeth sildre simple_background teeth text topwear undertale undertale_(series) undyne
anal anal_penetration animated anthro anus asgore_dreemurr balls beard blonde_hair bodily_fluids boss_monster_(undertale) bovid butt caprine crossgender cum cum_in_ass cum_inside dialogue duo english_text erection eyewear face_fucking faceless_character faceless_male facial_hair feet fellatio female female_penetrated flash foot_fetish foot_play footjob forced forced_oral full_nelson genital_fluids genitals glasses hair humanoid humanoid_on_anthro interactive irrumatio machine male male/female male_penetrating male_penetrating_female mammal mettaton mettaton_ex muscular muscular_male music nipples oral oral_penetration orgasm pecs penetration penile penis penis_in_mouth perineum robophilia robot sex sound text tvcomrade undertale undertale_(series) vulva
1:1 blush bodily_fluids bone crossgender cum cum_in_vagina cum_inside duo erection female female_penetrated genital_fluids genitals glistening hair humanoid machine male male/female male_penetrating male_penetrating_female mettaton mettaton_ex not_furry papyrus_(undertale) penetration penis robot sex skeleton smile undead undertale undertale_(series) vaginal vulva
absurd_res alternate_species cazra coloratura_(mlp) crossover electronics equid equine female feral friendship_is_magic frisk_(undertale) group hasbro hi_res horse machine male mammal mettaton microphone my_little_pony pony robot undertale undertale_(series)
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