2015 animated_skeleton bone clothing cook dialogue digital_media_(artwork) duo english_text eyes_closed food gloves handwear humanoid machine male mettaton mettaton_ex not_furry ojiisanholic open_mouth papyrus_(undertale) pasta robot scarf skeleton spaghetti text undead undertale undertale_(series)
2015 android clothing dialogue electronics english_text exclamation_point graph hair heart_symbol humanoid machine male mettaton mettaton_ex monitor not_furry ojiisanholic purple_body purple_skin robot robot_humanoid short_hair solo text toony undertale undertale_(series)
2015 animated_skeleton bone clothing cooking dialogue digital_media_(artwork) duo english_text fire gloves hair hair_over_eye handwear humanoid machine makeup male mettaton mettaton_ex not_furry ojiisanholic one_eye_obstructed open_mouth papyrus_(undertale) purple_eyes robot scarf skeleton text undead undertale undertale_(series)
2015 animated_skeleton bone clothing cooking dialogue digital_media_(artwork) duo electronics english_text fire hair humanoid humming machine male mettaton mettaton_ex not_furry ojiisanholic papyrus_(undertale) robot scarf skeleton television text undead undertale undertale_(series)
2015 4:5 alternate_universe android chibimu glistening humanoid looking_at_viewer machine mettaton_(underfell) mettaton_ex_(underfell) not_furry robot robot_humanoid simple_background solo underfell undertale undertale_(series) white_background
2015 android animated animated_gif bl8l black_hair electricity hair hair_over_eye hand_on_face heart_symbol humanoid looking_at_viewer machine male mettaton mettaton_ex not_furry one_eye_obstructed open_mouth robot robot_humanoid short_playtime simple_background smoke solo tongue tongue_out undertale undertale_(series)
2015 ambiguous_gender aquatic beverage black_hair black_sclera blue_hair bowl container drawing_(action) eating female feral fish food ghost glistening group hair hair_over_eye machine male mettaton mettaton_ex napstablook one_eye_obstructed paper pillow robot shyren skreebat soda spirit undertale undertale_(series)
2015 absurd_res anthro asgore_dreemurr beard blush boss_monster_(undertale) bovid caprine concealing_penis crossgender dialogue duo english_text erection facial_hair female first_person_view foreskin genitals glistening heart_symbol hi_res horn humanoid_genitalia humanoid_penis long_ears machine male mammal mettaton mettaton_ex monochrome partially_retracted_foreskin penis robot slime text thebladeismydick undertale undertale_(series)
2015 abdominal_bulge anthro arm_hair asgore_dreemurr ball_size_difference balls beard belly big_balls big_penis bodily_fluids body_hair boss_monster_(undertale) bovid caprine chest_hair colored_cum cum duo erection facial_hair finger_fetish finger_in_mouth finger_play fingers forearm_hair forearms genital_fluids genitals glistening hair hairy_hands horn humanoid humanoid_genitalia humanoid_penis larger_male long_ears machine male male/male mammal metal mettaton mettaton_ex nipples overweight penis pubes purple_cum realistic_penis_size robot size_difference small_balls smaller_male spread_legs spreading undertale undertale_(series) unknown_artist unusual_bodily_fluids unusual_cum unusual_genital_fluids
1:1 2015 alpha_channel alternate_species black_hair boots clothing crossover cutie_mark drag_(fashion) equid equine feral footwear glistening hair hasbro high_heeled_boots high_heels horse kennyteya machine male mammal mettaton mettaton_ex my_little_pony ponification pony quadruped robot shoes simple_background solo transparent_background undertale undertale_(series)
2015 alternate_version_at_source art_nouveau bomb boots card card_template clothing dogbomber drag_(fashion) drag_king explosives footwear fortune_telling glistening high_heeled_boots high_heels humanoid machine major_arcana male mettaton mettaton_ex not_furry robot robot_humanoid roman_numeral shoes solo spotlight tarot tarot_card the_star_(tarot) undertale undertale_(series)
2015 2_frame_animation animated animated_gif badtimepal clothing duo frisk_(undertale) gloves grin hair handwear human humanoid machine male mammal mettaton mettaton_ex monochrome not_furry robot robot_humanoid scared short_playtime smile undertale undertale_(series)
2015 3:5 armor bite biting_lip biting_own_lip bulge clothing femboy glistening gloves hair handwear hi_res humanoid lips machine male mettaton mettaton_ex monochrome not_furry pose r4 robot self_bite signature simple_background solo undertale undertale_(series) white_background
2015 alphys anthro armor blueprint book clothing computer crossed_legs desk duo electronics ethreain eyewear female femboy furniture glasses glistening hair hi_res humanoid light lizard machine male mettaton mettaton_ex monitor paper reptile robot scalie scientist sunlight table team_fortress_2 undertale undertale_(series) valve valve_corporation
2015 alphys anthro being_watched beverage black_hair bored breasts clothing duo electronics english_text eyewear feet female food forsythiaflowers furniture glasses glistening hair heart_eyes heart_symbol hi_res humanoid lizard looking_at_another machine male mcdonald's mettaton mettaton_ex non-mammal_breasts open_mouth overweight pupils reptile robot scalie shirt sitting smile sofa symbol-shaped_pupils television text text_on_clothing text_on_shirt text_on_topwear topwear undertale undertale_(series) unusual_pupils
2015 absurd_res alien alien_humanoid android boss_monster_(undertale) bovid caprine cartoon_network clothing crossover dialogue duo electronics english_text gem_(species) gem_fusion hi_res humanoid looking_at_viewer machine male mammal mettaton mettaton_ex microphone multi_arm multi_eye multi_limb not_furry robot sardonyx_(steven_universe) show speech_bubble steven_universe text thenekozombie undertale undertale_(series)
16:9 2015 android armor black_bars dialogue english_text future_diary gesugao glistening glowing glowing_eyes hair hair_over_eye heart_eyes heart_symbol houndiing humanoid letterbox looking_at_viewer machine male mettaton mettaton_ex mirai_nikki not_furry one_eye_obstructed purple_eyes robot robot_humanoid solo text undertale undertale_(series) widescreen yandere
2015 comic hi_res machine male male/male mettaton mettaton_ex mettaton_neo robot undertale undertale_(series) unknown_artist
2015 3_toes alphys animated_skeleton anthro aquatic arachnid armless arthropod asgore_dreemurr asriel_dreemurr barefoot beard biped blonde_hair blue_clothing blue_sweater blue_topwear bone boss_monster_(undertale) bovid caprine chara_(undertale) clothed clothing elemental_creature facial_hair feet female fingers fish flora_fauna flowey_the_flower frisk_(undertale) front_view full-length_portrait fully_clothed fur gaster geckit ghost goat green_clothing green_sweater green_topwear hair horn human machine male mammal mettaton mettaton_ex monster_kid muffet multiple_images papyrus_(undertale) pattern_clothing pattern_sweater pattern_topwear paws plant portrait reptile robot sans_(undertale) scalie shaded skeleton spider spirit sprite striped_clothing striped_sweater striped_topwear stripes sweater third-party_edit toes topwear toriel undead undertale undertale_(series) undyne white_body white_fur
2015 3d_(artwork) animal_print animated_skeleton anthro aquatic blush bone boss_monster_(undertale) bovid canid canine canis caprine cgeyeguy_(modeler) cheetah_print clothing digital_media_(artwork) doggo_(undertale) domestic_dog female fish flower flowey_the_flower footwear frisk_(undertale) fur ghost grin group human jakkaeront looking_at_viewer machine male mammal mettaton mettaton_ex napstablook nibroc-rock_(modeler) plant py-bun_(modeler) robot sans_(undertale) scarf shadow shoes skeleton smile spirit toriel undead undertale undertale_(series) undyne white_body white_fur
2015 alphys anthro anthro_penetrated blush breasts dronema duo eyewear female female_on_humanoid female_penetrated genitals glasses hi_res humanoid humanoid_on_anthro humanoid_penetrating humanoid_penetrating_anthro interspecies lizard machine male male/female male_on_anthro male_penetrating male_penetrating_female mettaton_ex nipples non-mammal_breasts non-mammal_nipples penetration penile penile_penetration penis_in_vagina reptile robot scales scalie sex slightly_chubby spread_legs spreading undertale undertale_(series) vaginal vaginal_penetration vulva yellow_body yellow_scales
2015 alpha_channel alternate_species armor black_hair clothing crossover cutie_mark derjuin earth_pony equid equine feral footwear hair hasbro horse machine male mammal metal mettaton mettaton_ex my_little_pony ponification pony robot shoes smile solo undertale undertale_(series)
2015 alternate_species ambiguous_gender black_hair blush brown_hair clothing crossgender electronics english_text eyewear female frisk_(undertale) ghost glasses group hair hair_over_eye hat headgear headphones headwear hopebiscuit human humanoid humanoidized machine mad_dummy male mammal mettaton mettaton_ex microphone napstablook not_furry one_eye_obstructed open_mouth robot sparkles spirit text undertale undertale_(series) white_hair
16:9 2015 alphys anthro aquatic belly blush breasts covering covering_breasts embarrassed female female_focus fish group huge_hips lizard male mettaton mettaton_ex non-mammal_breasts nude overweight overweight_female reptile scalie shamelesss shortstack shortstack_female solo_focus tail thick_tail thick_thighs undertale undertale_(series) undyne wide_hips widescreen
2015 android anthro bodily_fluids boots burgerpants clothing drag_(fashion) drag_queen drooling duo erection fangs felid footwear foreskin genital_fluids genitals glistening hi_res high_heeled_boots high_heels humanoid humanoid_genitalia humanoid_penis machine male male/male mammal mettaton mettaton_ex open_mouth partially_retracted_foreskin penis precum robot saliva shoes strategossmut teeth undertale undertale_(series)
2015 andromorph andromorph/male andromorph_humanoid andromorph_penetrated asgore_dreemurr bed bedhead blush bodily_fluids boss_monster_(undertale) bovid caprine clothing crossgender digital_media_(artwork) dongoverlord drooling duo fangs femboy from_front_position fur furniture genitals hi_res humanoid intersex intersex/male intersex_humanoid intersex_penetrated legwear lying machine male male_penetrating male_penetrating_andromorph male_penetrating_intersex mammal mettaton mettaton_ex missionary_position mta_crossgender mti_crossgender on_back paws penetration penis pillow pink_eyes pomf robot saliva sex stockings teeth unavailable_at_source undertale undertale_(series) vaginal vaginal_penetration white_body white_fur
1:1 2015 animated animated_gif anthro asgore_dreemurr beard blonde_hair blush boss_monster_(undertale) bovid cape caprine clothed clothing dongoverlord duo facial_hair fur glistening hair horn humor kissing long_ears machine male mammal mature_anthro mature_male mettaton mettaton_ex robot short_playtime size_difference slideshow suggestive undertale undertale_(series) white_body white_fur
2015 andromorph andromorph/male andromorph_humanoid anthro armpit_hair asgore_dreemurr beard blonde_hair body_hair boss_monster_(undertale) bovid caprine chest_hair crossgender cunnilingus digital_media_(artwork) drag_(fashion) drag_queen duo facial_hair femboy fur glistening hair hairy heart_symbol hi_res horn humanoid intersex intersex/male intersex_humanoid long_ears machine male mammal mature_anthro mature_male mettaton mettaton_ex mta_crossgender mti_crossgender muscular muscular_male oral orgasm_face pink_slime robot sex slime soulplay tongue tongue_out undertale undertale_(series) unknown_artist vaginal white_body white_fur
1:1 2015 alphys anthro aquatic asgore_dreemurr beard blonde_hair blush boss_monster_(undertale) bovid caprine clothing dongoverlord eye_patch eyewear facial_hair female fish frisk_(undertale) fur glasses group hair horn human long_ears machine male mammal mature_anthro mature_male mettaton mettaton_ex robot scalie shirt topwear undertale undertale_(series) undyne white_body white_fur
2015 4:5 android boots clothing conditional_dnp drag_(fashion) footwear hair hair_over_eye high_heeled_boots high_heels humanoid machine mettaton mettaton_ex not_furry one_eye_obstructed princess_rei robot robot_humanoid shoes solo undertale undertale_(series)
2015 android black_hair boysquad digital_media_(artwork) drag_(fashion) drag_king hair hair_over_eye hand_on_hip humanoid machine male mettaton mettaton_ex not_furry one_eye_obstructed pink_background pink_theme purple_eyes robot robot_humanoid simple_background solo text undertale undertale_(series) url watermark
2015 ambiguous_gender anthro burgerpants clothing comic duo felid genitals hat headgear headwear hi_res humor machine male mammal mettaton mettaton_ex penis robot text text_on_clothing text_on_hat text_on_headgear text_on_headwear undertale undertale_(series) unknown_artist
2015 ambiguous_gender black_hair book brown_hair clock clothing comic dialogue digital_media_(artwork) duo english_text eunnieboo exercise femboy footwear frisk_(undertale) hair heart_symbol human legwear machine male mammal mettaton mettaton_ex robot shoes speech_bubble stockings text undertale undertale_(series) young
2015 alphys alternate_species alternate_universe ambiguous_gender applejack_(mlp) asgore_dreemurr boots bottomless chimera clothed clothing cosplay costume cowboy_hat crossover crown dialogue digital_media_(artwork) discord_(mlp) draconequus drag_(fashion) earth_pony english_text equid equine eye_patch eyewear feathered_wings feathers female feral flower flowey_the_flower fluttershy_(mlp) footwear friendship_is_magic frisk_(undertale) fur glasses group hair hasbro hat headgear headwear horn horse jacket long_hair machine mammal melee_weapon mettaton mettaton_ex multicolored_hair my_little_pony mythological_creature mythological_equine mythology papyrus_(undertale) pegasus pinkie_pie_(mlp) plant polearm pony princess_celestia_(mlp) princess_luna_(mlp) rainbow_dash_(mlp) rainbow_hair rarity_(mlp) robot sans_(undertale) scarf shoes simple_background spear speech_bubble stick text topwear toriel twilight_sparkle_(mlp) two_tone_hair undertale undertale_(series) undyne unicorn weapon white_body white_fur winged_unicorn wings yukutamil
2015 android andromorph andromorph/male anthro anthro_penetrating anthro_penetrating_humanoid arm_hair armpit_hair asgore_dreemurr balls beard body_hair boss_monster_(undertale) bovid caprine clitoris drag_(fashion) drag_king duo erection facial_hair forearm_hair forearms fur genitals hairy hairy_balls hairy_hands horn humanoid humanoid_on_anthro humanoid_penetrated intersex intersex/male larger_male leg_hair machine male mammal mature_anthro mature_male mettaton mettaton_ex penetration penile penile_penetration penis realistic_penis_size robot sex shiroiyagi size_difference smaller_andromorph smaller_intersex undertale undertale_(series) vaginal vaginal_penetration vulva white_body white_fur
2015 android anthro arm_hair armpit_hair asgore_dreemurr balljob beard belly belly_hair big_penis bodily_fluids body_hair boots boss_monster_(undertale) bovid caprine chest_hair clothing crown duo erection facial_hair femboy footwear forearm_hair forearms foreskin frottage fur genital_fluids genitals glistening hairy hairy_hands hairy_legs headgear hi_res high_heels horn humanoid humanoid_genitalia humanoid_penis interspecies larger_male leg_hair long_ears long_legs looking_pleasured machine male male/male mammal mature_anthro mature_male mettaton mettaton_ex mustache open_mouth penile penis penis_size_difference penises_touching precum realistic_penis_size retracted_foreskin robot sex shiroiyagi shoes size_difference slightly_chubby smaller_male smile tongue tongue_out undertale undertale_(series) white_body white_fur
2015 aged_up anthro asriel_dreemurr asriel_dreemurr_(god_form) black_sclera blush boss_monster_(undertale) bovid british_broadcasting_corporation caprine clothed clothing dialogue doctor_who duo educational english_text fangs fur goat green_eyes happy hi_res horn how-to humor informative jewelry looking_at_viewer male mammal meme mettaton mettaton_ex milodesty necklace open_mouth parody profanity shirt smile teeth text the_harkness_test_(meme) topwear undertale undertale_(series) white_body white_fur wide_eyed young young_anthro young_male
2015 3d_(artwork) android boots clothing commodor-richter digital_media_(artwork) drag_(fashion) drag_queen footwear furniture gesture hand_gesture hand_on_hip hi_res high_heeled_boots high_heels humanoid machine mettaton mettaton_ex not_furry robot robot_humanoid shoes smile sofa solo source_filmmaker_(artwork) tongue tongue_out undertale undertale_(series) v_sign
2015 alphys alternate_universe angel_derear animated_skeleton anthro arachnid armless arthropod asgore_dreemurr asriel_dreemurr assmore_derear big_breasts big_penis bikini blooksanap bone boots boss_monster_(undertale) bovid breasts caprine chara_(undertale) character_name clothed clothing condom container crossgender cup digital_media_(artwork) dildo donette electronics english_text erection female flower flowey_the_flower footwear frisk_(undertale) frisky_(under(her)tail) fur gaster genitals ghost goat group hair hair_over_eye happy high_heeled_boots high_heels horn huge_breasts huge_penis human humanoid_genitalia humanoid_penis kitty_(under(her)tail) looking_at_viewer mad_dummy male mammal mature_anthro mature_female mettaton mettaton_ex microphone mtf_crossgender muffet napstablook nipples one_eye_closed one_eye_obstructed open_mouth papyrus_(undertale) parody peddles penis plant reptile sans_(undertale) scalie sex_toy sexual_barrier_device shirt shoes simple_background skeleton smile soul_(undertale) spider spirit swimwear tea_cup tem temmie_(undertale) text thewill thick_thighs topwear toriel tutori two-piece_swimsuit undead under(her)tail under_boob undertale undertale_(series) undyne vagina_dentata vulva white_background white_body white_fur wink
2015 alphys boots butt clothing comic dialogue duo english_text eyewear female footwear frisk_(undertale) glasses havesomemoore hi_res human humanoid humor machine male mammal mettaton mettaton_ex monochrome multiple_scenes robot shoes solo text tongue undertale undertale_(series) what
2015 alternate_species ambiguous_gender clothing crossover cutie_mark drag_(fashion) equid equine feral grimdark-graveyeard hair hasbro hooves horse legwear looking_back machine mammal mettaton mettaton_ex my_little_pony pink_eyes ponification pony robot simple_background solo stockings undertale undertale_(series)
2015 alphys alternate_species animated_skeleton aquatic black_background black_hair bone clothing crossover digital_media_(artwork) earth_pony equid equine eye_patch eyes_closed eyewear feathered_wings feathers female feral fish flower frisk_(undertale) fur glasses grass group hair hasbro hooves horn horse lying machine male mammal mettaton mettaton_ex my_little_pony mythological_creature mythological_equine mythology orange_body orange_fur papyrus_(undertale) pegasus pinksonic42 plant ponification pony red_hair robot sans_(undertale) simple_background skeleton sleeping text undead undertale undertale_(series) undyne unicorn white_body white_fur wings
16:9 2015 4k absurd_res ambiguous_gender boots clothing cowboy_hat disco disco_ball drag_(fashion) duo floodlight footwear frisk_(undertale) gloves gun handwear hat headgear headwear heart_symbol hi_res high_heeled_boots high_heels human lights machine mammal mettaton mettaton_ex nightclub not_furry pdubbsquared platform ranged_weapon robot shoes soul stage umbrella undertale undertale_(series) wallpaper weapon widescreen
2015 alternate_species animated_skeleton bone clothing crossover deviantart dialogue duo english_text equid equine feathered_wings feathers feral grin hasbro heart_symbol hoodie hooves horn horse jacket machine male mammal mettaton mettaton_ex my_little_pony mythological_creature mythological_equine mythology pegasus pinksonic42 ponification pony question robot sans_(undertale) shy skeleton smile text topwear undead undertale undertale_(series) unicorn what_has_magic_done wings
2015 anthro aquatic asriel_dreemurr_(god_form) balls black_sclera blue_eyes blush bodily_fluids boss_monster_(undertale) bovid breasts butt caprine claws clothing comic crying dialogue duo english_text erection female fish foreskin frisk_(undertale) fur genitals hi_res horn hug human humanoid_genitalia humanoid_penis humor kabscorner lol_comments machine male mammal markings masturbation mature_female mettaton mettaton_ex mother_(lore) mother_and_child_(lore) mother_and_son_(lore) multiple_scenes nude parent_(lore) parent_and_child_(lore) parent_and_son_(lore) penile penile_masturbation penis red_eyes retracted_foreskin robe robot son_(lore) spread_legs spreading tears text toriel undertale undertale_(series) undyne white_balls white_body white_fur white_penis
2015 alphys ambiguous_gender animated_skeleton anthro armless bone brass_instrument clothing cymbal drag_(fashion) drum drum_set electric_guitar electronics female frisk_(undertale) group guitar holding_musical_instrument holding_object hoodie human humanoid machine male mammal mettaton mettaton_ex microphone monster_kid musical_instrument napstablook nicky1311 papyrus_(undertale) percussion_instrument performance plucked_string_instrument robot sans_(undertale) saxophone scarf skeleton string_instrument tenor_saxophone topwear trombone undead undertale undertale_(series) undyne wind_instrument woodwind_instrument
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 android black_hair hair heart_symbol hi_res humanoid humblebee machine metal mettaton mettaton_ex not_furry robot solo undertale undertale_(series) wire
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 animated_skeleton black_and_white black_hair bone bow_(feature) bow_tie brother_(lore) brothers_(lore) card cigarette clothing doctrin-zhivago elemental_creature english_text eyewear facial_hair flora_fauna flower flowey_the_flower grim_fandango group hair hat headgear headwear hi_res machine male melee_weapon mettaton mettaton_ex monochrome mustache not_furry papyrus_(undertale) parody plant polearm robot sans_(undertale) scythe sibling_(lore) skeleton smile smoking suit sunglasses text undead undertale undertale_(series) weapon
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