aaron_(undertale) alternate_universe anthro armor big_breasts big_butt big_penis bikini_armor blush bodily_fluids bottomless bottomwear bratty_(undertale) breast_play breasts bunbun_npc_(undertale) burgerpants business_manticore_(undertale) butt canid canine canis catty_(undertale) cinnamon_(undertale) clam_girl_(undertale) clam_guy_(undertale) clothed clothing comic container crossgender cum cum_inside cup curvy_figure demon dogamy dogaressa doggo_(undertale) domestic_cat domestic_dog drinking echo_flower_explainer elemental_creature elemental_humanoid endogeny felid feline felis female fire fire_creature first_person_view frisk_(undertale) frisky_(under(her)tail) frogette_(under(her)tail) fuku_fire genital_fluids genitals gerson gift_bear_(undertale) gloves glowing greater_dog group gyftrot halftone hand_on_penis hand_receptionist_(undertale) handwear heats_flamesman hi_res human humanoid ice_cap kitty_(under(her)tail) lemon_bread lesser_dog male male/female mammal mettaton mettaton_ex monster montage mtt_resort_janitor muffet napstablook nicecream_man nipple_outline onionsan partially_clothed penis politics_bear_(undertale) pyrope rabbit_shopkeeper red_eyes rg03 rg04 right_to_left sad_dragon_(undertale) scarf_mouse sex shambling_mass shorts shyren skateboard_girl skirt snowdrake snowdrake's_mother stand_and_carry_position standing standing_sex sweat temmie_(undertale) text thewill titfuck topwear tsunderplane unconvincing_armor under(her)tail undertale undertale_(series) voluptuous vulkin waking_up wide_hips woshua  2021 4:3 animated_skeleton anthro bathrobe big_breasts blush bodily_fluids bone boss_monster bovid breasts caprine casual_exposure casual_nudity clothing elemental_creature featureless_crotch female fire fire_creature fur gingerlybreadart heats_flamesman hi_res horn mammal mature_female nude overweight overweight_female pyrope robe sans_(undertale) sauna skeleton steam sweat thick_thighs toriel towel towel_around_neck undead undertale undertale_(series) video_games vulkin white_body white_fur  alphys asriel_dreemurr boss_monster bovid caprine comic dessert dialogue elemental english_text ficus_licker fire_elemental fish food heats_flamesman hi_res ice_cream lizard mammal marine potoobrigham protagonist_(undertale) reptile rhombus scalie text undertale undyne video_games  <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  blush clothing elemental eyes_closed eyewear female fire_elemental fuku_fire glasses grillby heats_flamesman looking_at_viewer lumineko male school_uniform undertale uniform video_games  elemental female fire fire_elemental fuku_fire grillby group heats_flamesman male monster not_furry umbriel undertale video_games  ambiguous_gender bartender blush bow_tie elemental eyewear fire fire_elemental foervraengd glasses grillby group heats_flamesman male not_furry oven pyrope rope selfie snapchat undertale video_games volcano vulkin  elemental eyewear female fire fire_elemental fuku_fire glasses grillby group heats_flamesman male monster not_furry scarf turtleneck umbriel undertale video_games  <3 2015 aaron_(undertale) absolutely_everyone absurd_res alligator alphys amalgamate ambiguous_gender amphibian animated_skeleton annoying_dog anthro antlers arachnid armor arthropod asgore_dreemurr asriel_dreemurr astigmatism avian bear beard bird black_hair blush body_horror bone boss_monster bovine bratty_(undertale) burgerpants canine caprine cat catty_(undertale) cervine chara_(undertale) clothed clothing creepy crossdressing digital_media_(artwork) dog dogamy dogaressa doggo duck elemental endogeny english_text equine eyes_closed eyewear faceless facial_hair feline female final_froggit fire fire_elemental fish flora_fauna flower flowey_the_flower frog froggit fur gaster gaster_follower gerson ghost glasses goat goner_kid goo greater_dog grillby group gyftroft hair hair_over_eye hat heats_flamesman hi_res horn horse human hybrid ice icecap jerry_(undertale) knight knight_knight lab_coat lagomorph lava lemon_bread lesser_dog lion lizard loox machine mad_dummy madjick male mammal marine melee_weapon melting memory_head mettaton moldbygg moldsmal monochrome monster monster_kid muffet multi_limb multiple_eyes muscular musical_note napstablook nicecream_man onionsan papyrus_(undertale) pecs pekou_(artist) photoshop_flowey piercing pigtails plant polearm protagonist_(undertale) pyrope rabbit reaper_bird reindeer reptile rg01 rg02 river_person robot sans_(undertale) scalie shyren singing siren skeleton slime smile smoke snowdrake snowdrake's_mother so_sorry spear spider spirit sunglasses teeth tem temmie_(undertale) text toriel tsunderplane turtle undead undertale undyne vegetoid video_games volcano vulkin weapon whimsalot whimsun white_fur wizard_hat woshua  card dogbomber fire heats_flamesman tarot_card undertale video_games  blush bow_tie elemental eyewear female fire fire_elemental fukufire glasses grillby group heats_flamesman male monochrome mouthless nosylla1011 open_mouth pencil_(artwork) schoolgirl size_difference stool suit traditional_media_(artwork) undertale uniform video_games  big_butt blush breasts butt butt_grab elemental female fire fire_elemental fukufire hand_on_butt heats_flamesman hot_dogging huge_butt hushhush male male/female mouthless open_mouth penis schoolgirl size_difference smaller_male stool undertale video_games  alphys asgore_dreemurr flowey_the_flower heats_flamesman mettaton monster_kid onionsan papyrus_(undertale) protagonist_(undertale) sans_(undertale) simple_background temmie_(undertale) the_weaver toriel undyne