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2017 4_fingers ? animated_skeleton anthro bed blush bone boss_monster breast_squish breasts butt caprine duo_focus english_text eyes_closed female gaster goat group horn humanoid male male/female mammal nude on_bed penis plantigrade restricted_palette sans_(undertale) simple_background skeleton smile speech_bubble sweat text toriel undead undertale video_games white_background 再見竜宮 clothing cracked crying gaster ghost glitching jacket jazzycat solo spirit standing tears undertale video_games wingdings <3 animated_skeleton bone comic_sans crossover daisoujou demifiend english_text gaster human mammal matador_(megami_tensei) megami_tensei mikoto-chan musical_instrument papyrus_(undertale) protagonist_(undertale) sans_(undertale) simple_background sitting skeleton standing text trumpet trumpeteer_(megami_tensei) undead undertale video_games white_background wingdings asgore_dreemurr blush dreemurr_skelememer gaster sans_(undertale) text toriel undertale video_games <3 2016 4_fingers aircraft alphys ambiguous_gender animated_skeleton annoying_dog_(undertale) anthro anthropod arachnid armless arthropod asgore_dreemurr asriel_dreemurr bag barefoot beard beverage black_hair black_sclera blonde_hair blue_eyes blue_hair blue_skin blush bone boots boss_monster brother brown_fur brown_hair buckteeth building burgerpants canine caprine carpet cat chara_(undertale) child clothed clothing coat cousin cub dog empty_eyes english_text excited eye_patch eyelashes eyes_closed eyewear facial_hair family fangs father feline female female/female fin fish food footwear fully_clothed fur gaster ghost gills glasses gloves goat groceries group hair hair_bow hair_over_eye hair_ribbon hair_tuft happy hat hatchling hoodie horn house human humanoid jacket japanese_food japanese_text kotatsu lava living_aircraft living_machine living_room lizard long_ears looking_at_viewer lying machine male mammal marine metal mettaton microphone monster_kid mother muffet multi_arm multi_eye multi_limb napstablook nyusu_ut on_back on_front open_mouth papyrus_(undertale) parent pawpads playing pointing protagonist_(undertale) purple_skin red_eyes red_hair reptile ribbons robes robot sans_(undertale) scalie scarf sharp_teeth shyren sibling sitting skeleton sleeping slightly_chubby smile soda spider spikes spirit striped_topwear stripes sweat sweater tea tea_pot teeth television tem temmie_(undertale) text tongue tongue_out toriel translation_request tsunderplane undead undertale undyne video_games vulkin white_fur yellow_skin young alphys animated_skeleton antlers asgore_dreemurr asriel_dreemurr bone boss_monster caprine chara_(undertale) christmas dark fangs fish flora_fauna flowey_the_flower fur gaster gift goat hat holidays horn human lizard long_ears machine mammal marine mettaton monster_kid night outside papyrus_(undertale) pine_tree plant protagonist_(undertale) reptile robot sans_(undertale) santa_claus scalie scarf singing skeleton snow tc-96 toriel tree undead undertale undyne video_games white_fur winter 2016 alphys amalgamate ambiguous_gender animated_skeleton anthro asgore_dreemurr blonde_hair bone boss_monster caprine clothed clothing colored endogeny eye_patch eyes_closed eyewear facial_hair female fish flora_fauna flower flower_pot flowey_the_flower fur gaster ghost glasses goat group hair horn human humanity lab_coat lizard long_ears lynxgriffin machine male mammal marine mettaton_ex napstablook papyrus_(undertale) plant protagonist_(undertale) reptile robe robot sans_(undertale) scalie skeleton smile spirit toriel undead undertale undyne video_games white_fur 2016 absurd_res alphys amalgamate ambiguous_gender animated_skeleton annoying_dog_(undertale) anthro asgore_dreemurr bed bone boss_monster building canine caprine child clothed clothing colored comic dialogue dog dresser endogeny eyes_closed feral fish flora_fauna flower flower_pot flowey_the_flower food gaster ghost goat hi_res hoodie house human humanoid interior ladder lamp laugh lizard lying lynxgriffin machine male mammal marine mettaton monochrome napstablook outside papyrus_(undertale) photo picture_frame pillow plant plushie poster protagonist_(undertale) reptile robot sans_(undertale) scalie sitting skeleton sky smile sound_effects speech_bubble spirit star table text toriel undead underground undertale undyne video_games window young animated_skeleton bone corrupted fatz_geronimo gaster lazytown musical_instrument robbie_rotten saxophone skeleton solo undead undertale video_games ! ... 2016 ? absurd_res animated_skeleton anthro atlas-white blue_eyes bone clothed clothing comic computer dialogue digital_media_(artwork) duo duo_focus english_text eyes_closed flashback gaster glowing glowing_eyes group hi_res inside lab_(disambiguation) lab_coat male monster nervous not_furry open_mouth pain passed_out sans_(undertale) shirt signature skeleton smile speech_bubble sweat sweatdrop teeth text undead undertale video_games wires worried 2016 absurd_res animated_skeleton bone building clothed clothing comic dialogue duo fence gaster grass hi_res lab_coat lynxgriffin male outside sans_(undertale) sitting skeleton smile speech_bubble sunset text tree undead undertale video_games gaster lynxgriffin sans_(undertale) tagme undertale video_games animated_skeleton asgore_dreemurr beard bone boss_monster burgerpants caprine cat clothing death_stranding eyewear facial_hair feline fur gaster glasses goat group hat horn human jewelry long_ears mammal necklace protagonist_(undertale) simple_background skeleton suit undead undertale video_games white_background white_fur 2016 absurd_res alphys amalgamate ambiguous_gender amphibian animated_skeleton anthro arachnid arthropod asgore_dreemurr bone boss_monster bratty_(undertale) building burgerpants caprine car cat catty_(undertale) child clothed clothing comic crocodile crocodilian dialogue elemental endogeny eyewear feline female fence fire_elemental fish flora_fauna flower flower_pot flowey_the_flower frog froggit gaster gerson ghost glasses goat goner_kid grillby happy hi_res house hug human humanoid jerry_(undertale) lab_coat lizard lynxgriffin machine mad_dummy male mammal marine mettaton monster monster_kid muffet napstablook outside papyrus_(undertale) party plant protagonist_(undertale) reptile robot sans_(undertale) scalie size_difference skeleton smile sound_effects speech_bubble spider spirit surprise text toriel tree turtle undead undertale undyne vehicle video_games young ! ... 2016 ? absurd_res animated_skeleton anthro atlas-white bed blue_eyes bone clothed clothing comic computer dialogue digital_media_(artwork) duo duo_focus english_text eyes_closed flashback gaster glowing glowing_eyes group hi_res inside lab_(disambiguation) lab_coat lying male monster nervous not_furry open_mouth pain papyrus_(undertale) pillow sans_(undertale) screaming shirt signature skeleton smile speech_bubble teeth text undead undertale video_games worried 2016 absurd_res alphys amalgamate ambiguous_gender animated_skeleton anthro asgore_dreemurr avian bird bone boss_monster building burgerpants caprine child clothing cloud comic dialogue endogeny eyewear feline female fence fire fish flora_fauna flower flower_pot flowey_the_flower gaster gaster_blaster ghost glasses goat goner_kid hat hi_res horn hug human humanoid lab_coat lizard long_ears lynxgriffin machine magic male mammal marine mettaton napstablook outside overalls papyrus_(undertale) plant protagonist_(undertale) reptile robot sans_(undertale) scalie skeleton sound_effects speech_bubble spirit star suitcase sun tears text toriel tree undead undertale undyne video_games young ! ... 2016 ? absurd_res animated_skeleton anthro atlas-white bed blue_eyes bone clothed clothing comic dialogue digital_media_(artwork) duo duo_focus english_text eyes_closed flashback gaster glowing glowing_eyes group hi_res inside lab_coat lying male monster nervous not_furry open_mouth sans_(undertale) shirt signature skeleton smile speech_bubble teeth text undead undertale video_games worried ! ... 2016 ? absurd_res animated_skeleton anthro atlas-white bed blue_eyes bone clothed clothing comic computer dialogue digital_media_(artwork) duo duo_focus english_text eyes_closed flashback gaster glowing glowing_eyes group hi_res inside lab_coat lying male monster nervous open_mouth papyrus_(undertale) sans_(undertale) shirt signature skeleton smile speech_bubble teeth text undead undertale video_games worried ! ... 2016 ? absurd_res animated_skeleton anthro atlas-white blue_eyes bone clothed clothing comic computer dialogue digital_media_(artwork) duo duo_focus english_text eyes_closed flashback gaster glowing glowing_eyes group hi_res inside lab_coat male monster nervous open_mouth sans_(undertale) signature skeleton smile speech_bubble teeth text undead undertale video_games 2016 absurd_res ambiguous_gender animated_skeleton anthro armor asriel_dreemurr ball bone boss_monster canine caprine child clothing comic dialogue dog eyes_closed feral flora_fauna flower flowey_the_flower gaster goat goner_kid greatest_dog hi_res human humanoid lynxgriffin male mammal monster plant protagonist_(undertale) size_difference skeleton sound_effects speech_bubble star text ultradog_(undertale) undead undertale video_games young <3 2016 absurd_res alphys amalgamate ambiguous_gender animated_skeleton anthro armor asgore_dreemurr asriel_dreemurr bed bone boss_monster canine caprine carrying chara_(undertale) child clothing comic crying death female fish flora_fauna flowey_the_flower gaster gaster_blaster goat greatest_dog hi_res horn human humanoid jewelry lizard long_ears lynxgriffin male mammal marine necklace papyrus_(undertale) photoshop_flowey plant protagonist_(undertale) reptile sans_(undertale) scalie skeleton speech_bubble star tears text toriel undead undertale undyne video_games vines young 2016 absurd_res amalgamate animated_skeleton anthro armor bone canine comic feral fight flora_fauna flowey_the_flower gaster gaster_blaster greatest_dog hi_res human humanoid lynxgriffin mammal memory_head plant protagonist_(undertale) skeleton speech_bubble text ultradog_(undertale) undead undertale video_games 2016 animated_skeleton belt beverage bone classy cuff_links ddoodler gaster glass looking_at_viewer open_mouth simple_background skeleton solo undead undertale video_games white_background ! ... 2016 ? absurd_res animated_skeleton anthro atlas-white bed blue_eyes bone clothed clothing comic dialogue digital_media_(artwork) duo duo_focus english_text eyes_closed flashback gaster glowing glowing_eyes group hi_res inside male monster nervous one_eye_closed open_mouth papyrus_(undertale) pillow sans_(undertale) signature sitting skeleton sleeping smile speech_bubble teeth text undead undertale video_games <3 bone dialogue fatz_geronimo gaster simple_background skeleton tagme undertale video_games animated_skeleton bone bowl candy clothing fatz_geronimo food gaster robe skeleton smile tagme text translation_request undead undertale video_games wingdings ambiguous_gender asriel_dreemurr bone caprine chara_(undertale) comic cover gaster goat human male mammal protagonist_(undertale) sans_(undertale) skeleton taggen96_(artist) undertale video_games 2016 ambiguous_gender blood bone comic english_text gaster loverofpiggies male papyrus sans skeleton text undertale video_games animated_skeleton asgore_dreemurr beard bone boss dialogue duo english_text facial_hair fur gaster horn lab_coat long_ears monochrome sitting skeleton text undead undertale video_games white_fur zarla-s 2016 absurd_res animated_skeleton anthro armor bone canine comic feral flora_fauna flower flowey_the_flower gaster greatest_dog hi_res inner_monologue lynxgriffin male mammal plant skeleton sound_effects speech_bubble text ultradog_(undertale) undead underground undertale video_games water alphys annoying_dog_(undertale) asgore_dreemurr black_and_white clothed clothing english_text eye_patch eyes_closed eyewear flower flowey_the_flower froggit gaster glasses grillby group happy headphones mad_dummy mettaton mnstrcndy monochrome monster_kid muffet napstablook nervous papyrus_(undertale) plant protagonist_(undertale) pyramidheaddezby sans_(undertale) simple_background stick text toriel undertale undyne veil video_games ! ... 2016 ? animated_skeleton anthro atlas-white blue_eyes blue_scales bone clothed clothing comic crying cup dialogue digital_media_(artwork) duo duo_focus english_text eyes_closed eyewear fear female fish gaster glowing glowing_eyes group hair hi_res inside male mammal marine monster monster_kid nervous open_mouth papyrus_(undertale) red_hair sans_(undertale) scales scalie scared signature skeleton sleeping smile sofa sound_effects speech_bubble sweat sweater tears teeth text undead undertale undyne video_games zzz <3 2016 aaron_(undertale) absolutely_everyone aircraft airplane alcohol alligator alphys amalgamate ambiguous_gender amphibian angry animate_inanimate animated_inanimate animated_skeleton annoying_dog_(undertale) antennae anthro anthropod apple apron arachnid armless armor arthropod asgore_dreemurr asriel_dreemurr astigmatism avian ball bandanna baseball_cap beak bear beverage bird bird_that_carries_you_over_a_disproportionately_small_gap blush bone book boss_monster bound bow_tie box bratty_(undertale) breasts bubble buckteeth bunbun_npc_(undertale) burger burgerpants butterfly cactus candy canine cape caprine carrot cat cat_smile catty_(undertale) cephalopod chara_(undertale) cheese child chilldrake cider clothed clothing cousin cowboy_hat crocodilian crown cub cute cyclops dagger date demon dessert dinosaur disembodied_head disembodied_tail dog dogamy dogaressa doggo doll doughnut dummy dummy_(undertale) duo elemental empty_eyes endogeny english_text everyman evil_grin eye_patch eyelashes eyeless eyes_closed eyewear faceless family fangs father feathers feline female final_froggit fire fire_elemental fish flora_fauna flower flowey_the_flower food food_creature footwear frog froggit fruit frying_pan fuku_fire fully_clothed fur gaster gaster_follower gastropod gerson ghost gift_box gills glasses gloves glyde goat goner_kid greater_dog grillby group gun gyftrot hair hair_over_eye hair_ribbon hair_tuft hanging_(disambiguation) happy hat hatchling heats_flamesman helmet hi_res high_heels holding_object hoodie horn hot_dog hug human humanoid ice ice-e ice_cap ice_cream ice_wolf_(undertale) insect invalid_tag jerry_(undertale) ketchup kitchen_utensil knife knight_knight lab_coat lagomorph legwear lemon_bread lesser_dog lion liquid lizard long_ears looking_at_viewer loox lying machine mad_dummy madjick male mammal marine melee_weapon memoryhead metal mettaton mew_mew_(undertale) migosp migospel moldbygg moldessa moldsmal monster monster_kid mother mouse muffet multi_arm multi_eye multi_limb muscular mushroom mustard napstablook nicecream_man noodles nude octopus onionsan open_mouth outline pants papyrus_(undertale) parent parfait partially_clothed pasta phone photoshop_flowey pie pigtails plant polearm ponytail potato_chip protagonist_(undertale) pumpkin pyrope quiche rabbit rabbit_shopkeeper ranged_weapon reaper_bird reptile rg01_(undertale) rg02_(undertale) ribbons river_person_(undertale) robe robot rock rodent rope rubber_duck sad salad sandwich_(disambiguation) sans_(undertale) sauce scalie scarf seahorse sharp_teeth shield shirt shoes shoulderpads shyren sibling signature skeleton slime slug smile snail snow snowdrake snowdrake's_mother snowman so_sorry_(character) soul spaghetti spear spider spikes spirit star steak stick striped_topwear stripes sweater sword tea tears teeth tem temmie_(undertale) tennis_ball text thundersnail_(undertale) tongue tongue_out top_hat toriel toy translation_request tsunderplane turtle tutu undead undertale undyne unknown_species vegetable vegetoid video_games vulkin watching_man weapon whimsalot whimsum whimsun wings wizard_hat woshua young znmai animated_skeleton anthro bone boss_monster caprine duo eye_contact female gaster hand_holding male male/female mammal red_eyes renrink simple_background skeleton toriel undead undertale video_games annoyed anthro bone boss_monster caprine duo eye_contact female gaster hand_holding male male/female mammal red_eyes renrink simple_background skeleton slap toriel undertale video_games ! ... 2016 ? ambiguous_gender animated_skeleton anthro bone child clothed clothing comic e-01_(artist) english_text eyes_closed gaster human humor male mammal not_furry protagonist_(undertale) simple_background skeleton smile suicide text undead undertale video_games what young <3 2016 alphys animated_skeleton annoyed annoying_dog_(undertale) anthro arachnid armor arthropod asgore_dreemurr black_hair black_nose blue_body blush bone boots brown_hair canine caprine chara_(undertale) clothing collar crown cup dog doggo english_text eye_patch eyewear facial_hair feline fish flora_fauna flower flowey_the_flower footwear froggit fur gaster ghost glasses gloves goat greater_dog grey_hair group hair happy headphones herms85 hi_res hoodie horn human hybrid knife lizard long_ears long_hair machine male mammal marine melee_weapon mettaton microphone monster monster_kid muffet napstablook one_eye_closed papyrus_(undertale) plant ponytail protagonist_(undertale) red_eyes reflection reptile robe robot sans_(undertale) scalie scarf shield short_hair shoulder_pads signature skeleton smile spider spirit sunlight sword teeth temmie_(undertale) text tongue tongue_out toriel undead undertale undyne video_games vines water weapon white_fur wink <3 2016 alphys animated_skeleton annoyed annoying_dog_(undertale) anthro arachnid armor arthropod asgore_dreemurr black_hair black_nose blue_body blush bone boots brown_hair canine caprine chara_(undertale) clothing collar crown cup dog doggo english_text eye_patch eyewear facial_hair feline fish flora_fauna flower flowey_the_flower footwear froggit fur gaster ghost glasses gloves goat greater_dog grey_hair group hair happy headphones herms85 hi_res hoodie horn human hybrid knife lizard long_ears long_hair machine male mammal marine melee_weapon mettaton microphone monster monster_kid muffet napstablook one_eye_closed papyrus_(undertale) plant ponytail protagonist_(undertale) red_eyes reflection reptile robe robot sans_(undertale) scalie scarf shield short_hair shoulder_pads signature skeleton smile spider spirit sunlight sword teeth temmie_(undertale) text tongue tongue_out toriel undead undertale undyne video_games vines water weapon white_fur wink 2016 animated_skeleton bone gaster male outofcharacterundertale skeleton text undead undertale video_games gaster looking_at_viewer pdubbsquared space undertale video_games asgore_dreemurr blush comic cute gaster kissing male male/male noire73 size_difference text undertale video_games animated_skeleton blood bone clothing decapitation eyes_closed flower gaster male papyrus_(undertale) plant sans_(undertale) severed_head skeleton tears undead undertale unknown_artist video_games wounded