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2016 android glistening hair hair_over_eye humanoid machine male mettaton mettaton_ex not_furry one_eye_obstructed pose robot robot_humanoid sibsy solo undertale undertale_(series) 1boy 1other :3 androgynous animated animated_gif brown_hair dancing expressionless frisk_(undertale) hair_over_one_eye mettaton mettaton_ex pointing robot shirt shorts striped_clothes striped_shirt undertale unoobang white_background anthro asgore_dreemurr big_penis boss_monster_(undertale) bovid caprine clothed clothing crown duo erection femboy footwear foreskin fully_clothed genitals headgear high_heels humanoid_genitalia humanoid_penis machine male male/male mammal mettaton mettaton_ex overweight penis poking_out robot shiroiyagi shoes size_difference topless undertale undertale_(series) blush crossgender duo female flexible hair humanoid machine mettaton mettaton_neo monochrome not_furry pink_and_white robot selfcest sex_toy simple_background solo_focus splits spread_legs spreading square_crossover undertale undertale_(series) vibrator 2016 alphys ambiguous_gender anthro asriel_dreemurr blue_eyes blush bone boots boss_monster_(undertale) bovid brown_hair caprine chara_(undertale) charizard child chuta claws clothed clothing crossover dragon elemental_creature eye_patch eyes_closed eyewear female fire fish flaming_tail flora_fauna flower flowey_the_flower flying footwear frisk_(undertale) fur generation_1_pokemon glasses glistening gloves goat group hair handwear happy hi_res hoodie human humanoid lizard long_ears lying machine male mammal marine membrane_(anatomy) membranous_wings mettaton mythological_creature mythological_scalie mythology nintendo one_eye_closed open_mouth papyrus_(undertale) plant pokemon pokemon_(species) red_hair reptile riding robot sans_(undertale) scalie scarf shoes simple_background sitting skeleton slippers smile tail teeth topwear tuft undertale undertale_(series) undyne white_background white_body white_fur wings wink young 5:8 android anthro armpit_hair asgore_dreemurr beard bedroom_eyes blonde_hair body_hair boss_monster_(undertale) bovid bulge caprine chest_hair duo facial_hair hair half-closed_eyes hi_res horn leg_hair lying machine male mammal mature_anthro mature_male mettaton mettaton_ex muscular muscular_male narrowed_eyes nipples on_back pecs pique_raj robot seductive stomach_hair undertale undertale_(series) weapon 3_toes alphys ambiguous_gender animated_skeleton anthro armor asgore_dreemurr asriel_dreemurr barefoot beard black_hair blonde_hair blue_body blue_skin blush bone boss_monster_(undertale) bottomwear bovid brown_hair cape caprine carrying_another chair chara_(undertale) child clothed clothing coat crown elemental_creature eye_patch eyes_closed eyewear facial_hair feet female female/female fish flora_fauna flower flowey_the_flower footwear frisk_(undertale) fully_clothed fur furniture gills glasses goat group hair hair_over_eye happy head_tuft headgear holding_character hoodie horn human humanoid k_nkdk lab_coat lizard long_ears lying machine male mammal marine mettaton on_shoulders on_side one_eye_obstructed open_mouth pants papyrus_(undertale) pattern_clothing pattern_topwear plant red_hair reptile robe robot sans_(undertale) scalie scarf sharp_teeth shoes sibling_(lore) skeleton slippers smile striped_clothing striped_topwear stripes sweater teeth throne toes topwear toriel tuft undead undertale undertale_(series) undyne white_body white_fur yellow_body yellow_skin young young_ambiguous young_anthro young_human young_male 1boy :3 :d android bad_id bad_pixiv_id black_background brown_eyes chibi eyelashes fang gyate_gyate hair_over_one_eye half-closed_eyes looking_at_viewer lowres male_focus mettaton mettaton_neo open_mouth parted_lips portrait purple_hair robot smile solo spoilers undertale yaruky 1boy :3 :d android bad_id bad_pixiv_id black_hair brown_eyes chibi colored_skin eyelashes eyeshadow fang grey_skin gyate_gyate hair_over_one_eye heart looking_at_viewer lowres makeup male_focus mettaton mettaton_ex multicolored_hair open_mouth pink_background portrait robot simple_background smile solo spoilers two-tone_hair undertale v-shaped_eyebrows yaruky 1boy :3 :d android bad_id bad_pixiv_id black_hair brown_eyes chibi colored_skin eyelashes eyeshadow fang grey_skin gyate_gyate hair_over_one_eye looking_at_viewer lowres makeup male_focus mettaton mettaton_ex multicolored_hair open_mouth pink_background portrait robot simple_background smile solo spoilers two-tone_hair undertale v-shaped_eyebrows yaruky 1boy :3 :d android bad_id bad_pixiv_id black_hair brown_eyes chibi colored_skin eyelashes eyeshadow fang grey_skin grin gyate_gyate hair_over_one_eye looking_at_viewer lowres makeup male_focus mettaton mettaton_ex multicolored_hair open_mouth pink_background portrait robot smile solo sparkle spoilers spotlight two-tone_hair undertale v-shaped_eyebrows yaruky 1boy :3 :d android bad_id bad_pixiv_id black_hair brown_eyes chibi colored_skin colored_tongue eyelashes eyeshadow fang grey_skin gyate_gyate hair_over_one_eye looking_at_viewer lowres makeup male_focus mettaton mettaton_ex multicolored_hair open_mouth pink_background portrait purple_tongue robot smile solo sparkle spoilers spotlight tongue tongue_out two-tone_hair undertale v-shaped_eyebrows yaruky 2017 anal anal_penetration balls blush butt clothed clothing digital_media_(artwork) duo erection femboy genitals hair heart_eyes heart_symbol hi_res human humanoid japanese_text machine male male/male male_penetrated male_penetrating male_penetrating_male mammal mettaton mettaton_ex minnnaorenoyome not_furry open_mouth penetration penis robot sex smile soul_sex text translated undertale undertale_(series) 2016 absurd_res alphys ambiguous_gender animated_skeleton anthro asgore_dreemurr beard bed bodily_fluids bone boss_monster_(undertale) bovid caprine child clothing comic door english_text evil_grin eye_patch eyewear facial_hair female fish flower flower_pot food frisk_(undertale) furniture ghost glasses group hi_res horn hug human humanoid lizard long_ears long_image lynxgriffin machine male mammal marine mettaton monochrome mustache napstablook overalls panicking papyrus_(undertale) pasta pillow plant plate poster reptile robe robot sans_(undertale) scalie shirt skeleton smile spaghetti speech_bubble spirit sweat sweatdrop tall_image text topwear toriel undead undertale undertale_(series) undyne young absurd_res accessory alphys ambiguous_gender animated_skeleton anthro arachnid armless armor arthropod asgore_dreemurr asriel_dreemurr beard black_sclera blush bodily_fluids bone boss_monster_(undertale) bottomwear bovid bow_(feature) bow_tie buckteeth cape caprine chara_(undertale) child claws clothed clothing coat comic cousins_(lore) crying darkness dialogue empty_eyes english_text eye_patch eyes_closed eyewear facial_hair family father_(lore) female fish frisk_(undertale) fully_clothed ghost gills glasses goat group hair hair_accessory hair_ribbon hand_holding hat head_tuft headgear headwear heart_symbol hi_res hoodie horn hug human humanoid knife lab_coat light lizard long_ears long_image machine male mammal maricaripan marine mettaton monochrome monster_kid mother_(lore) muffet napstablook open_mouth pants papyrus_(undertale) parent_(lore) pattern_clothing pattern_topwear pigtails ponytail reptile ribbons robe robot sad sans_(undertale) scalie scarf sharp_teeth sibling_(lore) signature skeleton smile spider spikes spirit striped_clothing striped_topwear stripes sweater tall_image tears teeth text the_feels top_hat topwear toriel tuft undead undertale undertale_(series) undyne weapon young young_ambiguous young_anthro young_human young_male 2016 alternate_species animated_skeleton anthro asgore_dreemurr asriel_dreemurr beard bill_dauterive black_hair bobby_hill bone boss_monster_(undertale) bovid brown_hair canid canine canis caprine cigarette clothed clothing cosplay crossover dale_gribble domestic_dog english_text eye_patch eyewear facial_hair female fence fish frisk_(undertale) garththeundying group hair hank_hill heart_symbol human humanoid jeff_boomhauer jerry_(undertale) joseph_gribble kahn_souphanousinphone king_of_the_hill lady_bird_(koth) large_group looking_at_another looking_at_viewer luanne_platter machine male mammal marine mettaton mettaton_ex open_mouth open_smile papyrus_(undertale) parody peggy_hill red_hair robot sans_(undertale) skeleton smile style_emulation temmie_(undertale) text toriel trucker_hat undead undertale undertale_(series) undyne alphys alternate_universe animated anthro armless asgore_dreemurr beard blonde_hair bone boss_monster_(undertale) bovid caprine digital_media_(artwork) elemental_creature exclamation_point facial_hair female fish flora_fauna flowey_the_flower frisk_(undertale) ghost good_end group hair horn human humanoid low_res machine male mammal marine mature_anthro mature_female mature_male mettaton monster_kid napstablook papyrus_(undertale) pixel_(artwork) pixel_animation plant robot sans_(undertale) scalie school short_playtime shrub skeleton spirit tinylamp toriel undead undertale undertale_(series) undyne 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) 2girls android ass burgerpants genderswap hair_over_one_eye high_heel_boots long_hair mettaton mettaton-ex smoking translation_request undertale asgore_dreemurr better_version_at_source bovid caprine fan_character low_res machine mammal marine mettaton robot undertale undertale_(series) undyne better_version_at_source duo low_res mettaton not_furry protagonist thumbnail undertale undertale_(series) 1:1 blush bodily_fluids bone crossgender cum cum_in_pussy 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) papyton penetration penis pussy robot sex skeleton smile undead undertale undertale_(series) vaginal anthro armpit_hair asgore_dreemurr atlantart better_version_at_source body_hair boss_monster_(undertale) bovid caprine machine male mammal mettaton mettaton_ex musclegut muscular muscular_male robot simple_background text undertale undertale_(series) 1boy androgynous black_hair close-up covering_mouth eyeshadow gloves hair_over_one_eye half-closed_eyes heart-shaped_pupils hokori_kumo lipstick looking_at_viewer makeup male_focus mettaton mettaton-ex multicolored_hair open_mouth pauldrons pink_eyes pink_hair robot solo symbol-shaped_pupils two-tone_hair undertale 4boys 4girls alphys androgynous arm_behind_back arthropod_girl bad_end bad_id bad_pixiv_id blood blunt_bangs bow box brown_hair commentary dinosaur english_text extra_arms extra_eyes flowey_(undertale) frisk_(undertale) furry gift gift_box gift_wrapping glasses grin heart-shaped_hole horror_(theme) knife koto_inari letterboxed mettaton muffet multiple_boys multiple_girls papyrus_(undertale) robot sans_(undertale) skeleton smile spider_girl striped_clothes striped_sweater sweater tan teeth toriel undertale undyne 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 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 marine mettaton monochrome reptile scalie sharp_teeth sildre simple_background teeth text topwear undertale undertale_(series) undyne 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 drawing 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 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 arachnid arthropod better_version_at_source clothed clothing duo female friisans hair hand_holding humanoid machine male mettaton mettaton_ex muffet multi_eye ribbons robot simple_background spider undertale undertale_(series) white_background 3boys 3girls alphys androgynous armor blue_eyes blue_skin brown_hair buck_teeth closed_eyes colored_sclera colored_skin commentary copyright_name cowboy_shot creature english_commentary eyepatch eyeshadow fangs fins flower flowey_(undertale) frisk_(undertale) furry gameplay_mechanics glasses grin head_fins hood hoodie horns litter1152 makeup mettaton mettaton_(box) microphone monster_girl multiple_boys multiple_girls open_mouth papyrus_(undertale) red_eyes red_hair robot sans_(undertale) scarf shirt shorts skeleton smile striped_clothes striped_shirt tank_top teeth toriel undertale undyne yellow_sclera 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) 2016 4:3 ambiguous_gender anthro bente36 chara_(undertale) english_text female frisk_(undertale) glistening group human machine male mammal mettaton mettaton_ex robot text undertale undertale_(series) 2016 alphys animated_skeleton anthro armless asgore_dreemurr asriel_dreemurr beach better_version_at_source big_breasts bikini bone boss_monster_(undertale) bovid breasts caprine chara_(undertale) cleavage clothed clothing female fish frisk_(undertale) gaster ghost group human lizard machine male mammal marine mature_female mettaton monster_kid napstablook papyrus_(undertale) photo polarissketches reptile robot sans_(undertale) scalie seaside skeleton smile spirit swimwear toriel undead undertale undertale_(series) undyne 2016 alphys animated_skeleton anthro armless asgore_dreemurr asriel_dreemurr beach better_version_at_source big_breasts bikini bone boss_monster_(undertale) bovid breasts caprine chara_(undertale) cleavage clothed clothing female fish frisk_(undertale) gaster ghost group human lizard machine male mammal marine mature_female mettaton monster_kid napstablook papyrus_(undertale) photo polarissketches reptile robot sans_(undertale) scalie seaside skeleton smile spirit swimwear toriel undead undertale undertale_(series) undyne 2016 alphys animated_skeleton anthro armless asgore_dreemurr asriel_dreemurr beach better_version_at_source big_breasts bikini bone boss_monster_(undertale) bovid breasts caprine chara_(undertale) cleavage clothed clothing female fish frisk_(undertale) gaster ghost group human lizard machine male mammal marine mature_female mettaton monster_kid napstablook papyrus_(undertale) photo polarissketches reptile robot sans_(undertale) scalie seaside skeleton smile spirit swimwear toriel undead undertale undertale_(series) undyne 1boy =_= androgynous android arm_around_back armor bad_id bad_twitter_id belt black_hair black_legwear black_pants black_shorts blue_shirt boots brown_footwear commentary eighth_note frisk_(undertale) hair_over_one_eye hands_on_own_hips heart loafers mechanical_arms mettaton mettaton_ex musical_note pants pink_armor pink_footwear pink_vest shirt shoes short_hair shorts shoulder_pads single_mechanical_arm size_difference smile spoken_musical_note standing_on_person striped_clothes striped_shirt suenari_(peace) teeth undertale vest 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 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) alternate_universe ambiguous_gender cape castle child classy clothing crown curtsey dress eyes_closed flower frisk_(undertale) headgear human machine male mammal mettaton mettaton_ex not_furry plant robot rose_(flower) rotodisk royalty smile smirk suit tiara underkeep undertale undertale_(series) young 1boy 1other androgynous black_hair brown_hair carrying commentary cyborg frisk_(undertale) gloves grin hair_over_one_eye jitome mettaton mettaton_ex norasame_(dagako) pink_eyes smile socks solid_circle_eyes sparkle thick_thighs thighs undertale white_gloves 2016 ;p alphys amalgamate ambiguous_gender android animated_skeleton anthro 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 extinct 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 marine 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