alternate_universe animal_genitalia animal_penis balls black_nose blush bodily_fluids canid canine canine_genitalia canine_penis canis duo elemental_creature erection felid feline felis feral flora_fauna flower flower_creature flowey_the_flower fur genitals grey_hair hair hi_res knot male mammal open_mouth penis plant saliva seaspunkle tem temmie_(underswap) temmie_(undertale) tentacles underswap undertale undertale_(series)
1:1 alternate_universe animated_skeleton anterior_nasal_aperture blood bodily_fluids bone gore guts intestines lizheru not_furry organs sans_(undertale) skeleton solo undead underswap undertale undertale_(series)
2019 2d_animation 3:2 alternate_universe animated animated_gif animated_skeleton anterior_nasal_aperture bite biting_lip biting_own_lip blue_clothing blue_gloves blue_handwear blush bone brother_(lore) brothers_(lore) butt clothed clothing duo eyes_closed fully_clothed gloves green_background handwear humanoid incest_(lore) kerchief lizheru looking_at_another loop male motion_lines neckerchief neckwear not_furry orange_clothing papyrus_(underswap) papyrus_(undertale) sans_(underswap) sans_(undertale) self_bite shaking_butt short_playtime sibling_(lore) signature simple_background skeleton teasing teeth twerking undead underswap undertale undertale_(series)
alphys alphys_(underswap) alternate_universe anthro aquatic areola beach big_hair breasts brown_hair casual_nudity detailed_background eyes_closed eyewear female fish frosty_cherri genitals glasses green_eyes green_highlights group hair hi_res highlights_(coloring) mammal moon navel night nipples non-mammal_breasts non-mammal_nipples nude nude_beach ponytail red_hair reptile scalie scar seaside sharp_teeth shortstack sky smile star starry_sky tail teeth thick_tail thick_thighs trio underswap undertale undertale_(series) undyne undyne_(underswap) vulva wide_hips
2019 alpha_channel alphys alphys_(underswap) alternate_universe anthro armor belly bottomless bottomless_anthro bottomless_female breastplate clitoris clothed clothing colored darkened_genitalia digital_drawing_(artwork) digital_media_(artwork) energy_axe energy_scythe energy_weapon female gauntlets genitals gloves glowing_pupils greaves handwear headgear helmet hi_res humanoid_genitalia magic_weapon melee_weapon musclegut muscular muscular_anthro muscular_female navel overweight overweight_anthro overweight_female plate_armor polearm reptile scales scalie scythe solo tail thick_tail thick_thighs underswap undertale undertale_(series) vulva weapon wide_hips wittless-pilgrim yellow_body yellow_scales
2019 alpha_channel alphys alphys_(underswap) alternate_universe anthro armor balls belly big_balls big_penis bottomless bottomless_anthro bottomless_gynomorph bottomless_intersex breastplate breasts clothed clothing colored darkened_genitalia digital_drawing_(artwork) digital_media_(artwork) energy_axe energy_scythe energy_weapon foreskin gauntlets genitals gloves glowing_pupils greaves gynomorph handwear headgear helmet hi_res huge_balls huge_penis humanoid_genitalia humanoid_penis hyper hyper_genitalia hyper_penis intersex magic_weapon melee_weapon musclegut muscular muscular_anthro muscular_gynomorph muscular_intersex navel non-mammal_breasts overweight overweight_anthro overweight_gynomorph overweight_intersex penis plate_armor polearm reptile scales scalie scythe signature solo standing tail thick_tail thick_thighs underswap undertale undertale_(series) vein veiny_penis watermark weapon wide_hips wittless-pilgrim yellow_body yellow_scales
alternate_universe animated_skeleton black_sclera blue_clothing blue_eyes bone brother_(lore) brothers_(lore) clothed clothed_male clothed_sex clothing colored detailed_background digital_drawing_(artwork) digital_media_(artwork) duo electronics erection fellatio genitals gloves glowing glowing_genitalia glowing_penis handwear hi_res humanoid incest_(lore) inside kerchief light lizheru logo male male/male male_penetrated male_penetrating male_penetrating_male neckerchief neckwear night not_furry oral oral_penetration orange_clothing orange_penis papyrus_(underswap) papyrus_(undertale) penetration penile penis sans_(underswap) sans_(undertale) sex shaded sibling_(lore) skeleton television toony undead underswap undertale undertale_(series) vein veiny_penis white_body white_clothing window
1:1 alternate_universe animated_skeleton blood bodily_fluids bone creepy creepy_face creepy_smile lizheru nightmare_fuel not_furry sans_(underswap) sans_(undertale) skeleton smile solo undead underswap undertale undertale_(series)
3:4 absurd_res alternate_universe animated_skeleton bone boots bottomwear brown_hair butt butt_grab clothed clothing duo eyes_closed female female_penetrated footwear genitals gloves grin hair hand_on_butt handwear hi_res human lady_fluff male male/female male_penetrating male_penetrating_female mammal not_furry nude open_mouth pants penetration penile penile_penetration penis penis_in_vagina sans_(undertale) sex shirt shoes skeleton smile topwear undead underswap undertale undertale_(series) vaginal vaginal_penetration vulva
absurd_res alphys alterfell alternate_universe altertale anthro arachne arachnid arthropod asgore_dreemurr asriel_dreemurr blood bodily_fluids boss_monster_(undertale) bovid caprine digital_drawing_(artwork) digital_media_(artwork) european_mythology female feral flowey_the_flower greek_mythology group hi_res human mad_dummy male mammal monster_girl_(genre) monster_musume mythology rachnera_arachnera_(monster_musume) russian_text sans_(undertale) sidnithefox sketch spider temmie_(undertale) text toriel toriel_(alterfell) toriel_(altertale) translated underswap undertale undertale_(series) vegetoid
alternate_universe animated_skeleton blush bone comic dialogue frisk_(undertale) grillby_(underswap) heart_symbol human humanoid japanese_text machine male male/male mammal mettaton monochrome motion_lines not_furry open_mouth papyrus_(underswap) papyrus_(undertale) robot sex skeleton smile suzumusi114 teeth text translation_request undead underswap undertale undertale_(series)
alternate_universe canid canine clothed clothing felid feline fur hair mammal solo tem temmie_(underswap) temmie_(undertale) underswap undertale undertale_(series) white_body white_fur
alphys alphys_(ts!underswap) alternate_universe anthro barefoot belt bottomwear cape clothed clothing english_text epaulet eye_scar eyes_closed eyewear facial_scar feet female front_view fully_clothed hand_behind_back hand_on_chest hi_res high-angle_view jacket lizard medal military_jacket military_uniform monocle one_eye_closed overbite pants reptile scales scalie scar signature simple_background smile solo standing text topwear ts!underswap undertale undertale_(series) uniform yellow_body yellow_scales zarth_zh
alternate_universe canid canine clothed clothing felid feline fur hair mammal open_mouth plastictea126 sans_(underswap) sans_(undertale) simple_background tem temmie_(underswap) temmie_(undertale) text topwear underswap undertale undertale_(series) white_body white_fur
alternate_universe anthro blue_clothing blue_sweater blue_topwear bodily_fluids canid canine chara_(undertale) clothed clothing felid feline frisk_(undertale) fur green_clothing green_sweater green_topwear hair hi_res human keitou-tztt mammal open_mouth pattern_clothing pattern_sweater pattern_topwear simple_background striped_clothing striped_sweater striped_topwear stripes sweat sweater tem temmie_(undertale) topwear underswap undertale undertale_(series) white_body white_fur
alternate_universe black_sclera blood bodily_fluids canid canine clothed clothing felid feline fur galactici_kat hair mammal simple_background tem temmie_(undertale) text topwear underswap undertale undertale_(series) white_body white_fur
all_fours alternate_universe ambiguous_fluids anal anal_penetration animated_skeleton anterior_nasal_aperture bite biting_lip biting_own_lip blue_tongue bodily_fluids bone bonetrouble clothing dialogue doggystyle duo english_text eyes_closed from_behind_position heart_symbol hoodie humanoid humanoid_on_humanoid humanoid_penetrated humanoid_penetrating humanoid_penetrating_humanoid kerchief male male/male male_penetrated male_penetrating male_penetrating_male neckerchief neckwear not_furry penetration penile penile_penetration penis_in_ass profanity saliva sans_(underswap) sans_(undertale) self_bite selfcest sex simple_background skeleton smile square_crossover sweat teeth text tongue tongue_out topwear undead underswap undertale undertale_(series)
alternate_universe animated_skeleton anterior_nasal_aperture blue_clothing blue_eyes blue_gloves blue_handwear blue_hat blue_headwear blue_kerchief blush bodily_fluids bone bonetrouble bottomless clothed clothing cowboy cowboy_hat cowgirl_position duo from_front_position gloves grin handwear hat headgear headwear hi_res humanoid incest_(lore) kerchief male male/male neckerchief neckwear not_furry on_bottom on_top one_eye_closed papyrus_(underswap) papyrus_(undertale) sans_(underswap) sans_(undertale) sex simple_background skeleton smile star star_eyes star_polygon sweat teeth undead underswap undertale undertale_(series)
alternate_universe anal anal_penetration animated_skeleton anterior_nasal_aperture blue_clothing blue_eyes blue_glans blue_gloves blue_handwear blue_hat blue_headwear blue_kerchief blue_penis blush bodily_fluids bone bonetrouble bottomless clothed clothing cowboy cowboy_hat cowgirl_position cum cumshot duo ejaculation erection from_front_position genital_fluids genitals glans glistening glistening_genitalia glistening_glans glistening_penis gloves grin handwear hat headgear headwear hi_res humanoid humanoid_genitalia humanoid_on_humanoid humanoid_penetrated humanoid_penetrating humanoid_penetrating_humanoid humanoid_penis incest_(lore) kerchief male male/male male_penetrated male_penetrating male_penetrating_male neckerchief neckwear not_furry on_bottom on_top one_eye_closed orgasm papyrus_(underswap) papyrus_(undertale) penetration penile penile_penetration penis penis_in_ass power_bottom sans_(underswap) sans_(undertale) sex simple_background skeleton smile star star_eyes star_polygon sweat teeth undead underswap undertale undertale_(series)
alphys_(underswap) alternate_universe animal_humanoid aquatic aquatic_humanoid black_clothing black_shirt black_topwear blush bottomwear carrying_another carrying_person clothing coat duo feet female fin fish fish_humanoid hands_around_waist hi_res humanoid konbas lab_coat membrane_(anatomy) pants piggyback role_reversal shirt simple_background toes topwear underswap undertale undertale_(series) undyne_(underswap) webbed_feet wounded
alternate_universe ambiguous_gender animated_skeleton black_clothing black_legwear black_sclera black_stockings blue_blush blue_body blue_clothing blue_eyes blue_gloves blue_handwear blue_kerchief blue_neckerchief blush bodily_fluids bone bottomless bound clothed clothing crossgender disembodied_hand duo elysiansins female female/ambiguous freckles genital_fluids genitals glistening glistening_body gloves hand_on_butt hands_tied handwear heart_eyes heart_symbol hitachi hitachi_magic_wand holding_object holding_sex_toy holding_vibrator humanoid kerchief legs_up legwear looking_pleasured mtf_crossgender neckerchief neckwear not_furry rope sans_(underswap) sans_(undertale) sex_toy skeleton stockings undead underswap undertale undertale_(series) vaginal vaginal_fluids vibrator vibrator_on_pussy vulva wand_vibrator
1:1 absurd_res alternate_universe aude-javel blue_background blush bow_(feature) bow_accessory clothing_bow elemental_creature elemental_humanoid eyewear fire fire_creature fire_humanoid glasses grillby grillby_(underswap) hands_above_head hi_res humanoid pattern_background pink_bow round_glasses signature simple_background solo spiral_glasses star star-shaped_background star_polygon underswap undertale undertale_(series)
alternate_universe animate_inanimate canid canine clothed clothing eyebrows felid feline fur hair living_plushie mammal open_mouth plushie raised_eyebrow sadowfox solo stitch_(sewing) tem temmie_(underswap) temmie_(undertale) topwear underswap undertale undertale_(series) white_body white_fur
1:1 3_toes abs alternate_universe anthro athletic athletic_female boss_monster_(undertale) bovid breasts breath breathing caprine claws colored_sketch conditional_dnp dominant dominant_female eye_socket eyeshadow feet female fur genitals gradient_background hi_res horn makeup mammal mother_(lore) multiple_poses muscular muscular_anthro muscular_female nipples panting parent_(lore) perspective_shot pink_nipples pose pubes pupils raised_arms red_eyes simple_background sketch small_pupils solo spread_legs spreading submissive submissive_female thelightsmen thick_thighs toes toriel toriel_(underswap) underswap undertale undertale_(series) vulva
alternate_universe anthro armor badass_woman boss_monster_(undertale) bovid caprine clothed clothing conditional_dnp creepy_face elemental_manipulation evil_face eyeshadow female fire fire_manipulation gradient_background hi_res horizontal_pupils horn horrortale makeup mammal multiple_poses overweight pose pupils ragged_clothing red_eyes robe simple_background slightly_chubby smile smug_expression smug_face smug_grin thelightsmen thick_thighs toriel toriel_(horrortale) toriel_(underfell) toriel_(underswap) torn_clothing underfell underswap undertale undertale_(series) weapon white_body wielding_weapon
2022 alternate_universe anthro ballerina ballet big_breasts boss_monster_(undertale) bottomwear bovid breasts caprine classical_tutu clothed clothed_anthro clothed_female clothing colored_sketch conditional_dnp dance_shoes dancewear digital_media_(artwork) discord_(app) discord_logo en_pointe eye_bags eyeshadow female female_anthro female_focus footwear furaffinity furaffinity_logo gradient_background grey_background group half-closed_eyes hi_res hoodie horrortale instagram instagram_logo legwear leotard_peek long_ears makeup mammal mature_female military_uniform mother_(lore) multiple_poses muscular narrowed_eyes parent_(lore) patreon patreon_artist patreon_logo pointe_shoes pose red_eyes reddit reddit_logo shoes simple_background sketch skirt slightly_chubby slightly_chubby_anthro slightly_chubby_female standing sweater text thelightsmen tights topwear toriel toriel_(horrortale) toriel_(underfell) toriel_(underswap) tutu twitter twitter_logo underfell underswap undertale undertale_(series) uniform url watermark what wide_hips
alternate_universe anthro armor athletic belly big_belly big_breasts boss_monster_(undertale) bovid breasts cape caprine casual_clothing chibi clothed clothing colored_sketch conditional_dnp constricted_pupils creepy_face dialogue english_text eyes_closed eyeshadow female food group hi_res horizontal_pupils horn horrortale jagged_teeth long_ears makeup mammal mature_anthro mature_female mother_(lore) multiple_poses parent_(lore) pose pupils red_eyes sketch slightly_chubby small_pupils suit text thelightsmen toriel toriel_(horrortale) toriel_(underfell) toriel_(underswap) underfell underswap undertale undertale_(series) watermark what
alternate_universe annoyed anthro black_clothing black_suit boss_monster_(undertale) bovid caprine clothing conditional_dnp digital_media_(artwork) duo eye_contact eyeshadow eyewear female fur glasses gradient_background grey_background hi_res horizontal_pupils horn looking_at_another looking_at_viewer looking_down makeup mammal office_clothing office_lady pupils red_eyes simple_background slightly_chubby slightly_chubby_anthro slim suit thelightsmen thick_thighs toriel toriel_(underfell) toriel_(underswap) underfell underswap undertale undertale_(series) watermark white_body white_fur yellow_sclera
5_fingers alternate_universe animal_humanoid aquatic aquatic_humanoid armwear athletic athletic_gynomorph athletic_intersex balls big_penis black_eyebrows blue_balls blue_body blue_glans blue_nipples blue_penis breasts clothing crossgender darkened_genitalia darkened_glans darkened_nipples darkened_penis erection eyebrows eyewear fingers fish fish_humanoid ftg_crossgender fti_crossgender genitals glans gloves group gynomorph hair half-closed_eyes hand_on_penis handwear humanoid humanoid_genitalia humanoid_penis intersex looking_at_viewer muscular muscular_gynomorph muscular_intersex nariikhan narrowed_eyes navel nipples nude nude_gynomorph nude_intersex penis red_eyes red_hair simple_background standing swapfell teeth underfell underswap undertale undertale_(series) undyne undyne_(swapfell) undyne_(underfell) undyne_(underswap)
5_fingers alternate_universe animal_humanoid anthro aquatic aquatic_humanoid armwear athletic athletic_anthro athletic_gynomorph athletic_intersex balls big_penis black_eyebrows blue_balls blue_body blue_glans blue_nipples blue_penis bodily_fluids breasts clothing crossgender cum cum_on_balls cum_on_breasts cum_on_hand cum_on_handwear cum_on_leg cum_on_self cum_on_viewer cumshot darkened_genitalia darkened_glans darkened_nipples darkened_penis ejaculation erection eyebrows eyewear fingers fish fish_humanoid ftg_crossgender fti_crossgender genital_fluids genitals glans gloves group gynomorph hair half-closed_eyes hand_on_penis handwear humanoid humanoid_genitalia humanoid_penis intersex leaking_cum looking_at_viewer masturbation muscular muscular_anthro muscular_gynomorph muscular_intersex nariikhan narrowed_eyes navel nipples nude nude_anthro nude_gynomorph nude_intersex penile penile_masturbation penis red_eyes red_hair simple_background standing swapfell teeth underfell underswap undertale undertale_(series) undyne undyne_(swapfell) undyne_(underfell) undyne_(underswap)
5_fingers alternate_universe animal_humanoid anthro aquatic aquatic_humanoid athletic athletic_anthro athletic_gynomorph athletic_intersex balls big_penis black_eyebrows blue_balls blue_body blue_glans blue_penis bottomless bottomless_anthro bottomless_gynomorph bottomless_intersex breasts clothed clothing coat crossgender darkened_genitalia darkened_glans darkened_penis erection eyebrows eyewear fingers fish fish_humanoid ftg_crossgender fti_crossgender genitals glans gloves group gynomorph hair half-closed_eyes handwear humanoid humanoid_genitalia humanoid_penis intersex lab_coat looking_at_viewer masturbation nariikhan narrowed_eyes navel partially_clothed penile penile_masturbation penis red_eyes red_hair shirt simple_background standing swapfell tank_top teeth topwear underfell underswap undertale undertale_(series) undyne undyne_(swapfell) undyne_(underfell) undyne_(underswap)
alternate_universe animal_humanoid anthro aquatic aquatic_humanoid athletic athletic_anthro athletic_gynomorph athletic_intersex balls blue_balls blue_glans blue_penis bodily_fluids bottomless bottomless_anthro bottomless_gynomorph bottomless_intersex breasts clothed clothing coat crossgender cum cum_on_balls cum_on_breasts cum_on_clothing cum_on_hand cum_on_penis cumming_at_viewer cumshot darkened_genitalia darkened_glans darkened_penis ejaculation erection eyewear fish fish_humanoid ftg_crossgender fti_crossgender genital_fluids genitals glans glasses gloves group gynomorph hair handwear humanoid humanoid_genitalia humanoid_penis intersex lab_coat looking_at_viewer masturbation nariikhan partially_clothed penile penile_masturbation penis red_hair shirt standing swapfell tank_top teeth topwear underfell underswap undertale undertale_(series) undyne undyne_(swapfell) undyne_(underfell) undyne_(underswap)
2022 alternate_universe anthro areola big_breasts black_outline blue_eyeshadow boss_monster_(undertale) bovid breasts caprine digital_media_(artwork) exposed_breasts eyebrows eyelashes eyeshadow female fur hands_behind_head hi_res horn huge_breasts leftyfornsfw long_ears looking_aside makeup mammal mature_anthro mature_female nipples nude outline pink_areola pink_nipples question_mark red_eyes shirtless simple_background slightly_chubby solo toriel toriel_(underswap) underswap undertale undertale_(series) white_body white_fur
2022 alternate_universe anthro aquatic balls bangs big_breasts blue_body blue_skin blush bodily_fluids breast_play breast_squeeze breasts cum cum_on_breasts duo ear_fins eyewear female fin fish fish_tail frisk_(undertale) genital_fluids genitals glasses green_background hair hand_on_breast hi_res huge_breasts human hyper hyper_breasts lactating long_hair male mammal navel nipples non-mammal_breasts non-mammal_nipples open_mouth penis pressing_breasts_together pupils rb34 red_hair sex sharp_teeth shy simple_background slit_pupils squeezing teeth titfuck underswap undertale undertale_(series) undyne undyne_(underswap) yellow_body yellow_sclera yellow_teeth
2023 alternate_universe alterswap anal anal_penetration animated_skeleton anthro areola balls barefoot black_areola blue_boots blue_clothing blue_cum blue_eyes blue_footwear blue_penis blush bodily_fluids bone boots boss_monster_(undertale) bottomless bovid caprine clitoris clothed clothing colored_cum cum cum_on_body cum_on_ground cum_splatter duo ejaculation eye_contact feet female female_penetrated flat_chested footwear from_behind_position genital_fluids genitals gloves grey_clothing grey_shirt grey_topwear hand_on_leg hand_on_thigh hands_on_hips handwear hi_res humanoid kerchief leftyfornsfw long_ears looking_at_another male male/female male_penetrating mammal mouth_closed one_eye_closed open_mouth orgasm partially_clothed penetration penis red_eyes sans_(underswap) sans_(undertale) sex shirt shoes signature skeleton smile smiling_at_another smiling_at_each_other tongue tongue_out topwear toriel toriel_(alterswap) undead underswap undertale undertale_(series) unusual_bodily_fluids unusual_cum unusual_genital_fluids vein veiny_balls wink
absurd_res alternate_universe anarchy_puppet clothing coat dress eyewear female fin footwear glasses hair hair_over_eye hi_res high_heels humanoid lab_coat pattern_clothing shoes solo spots spotted_clothing topwear underswap undertale undertale_(series) undyne_(underswap)
alternate_universe anarchy_puppet aquatic areola bangs big_breasts blush blush_lines breasts eyelashes eyewear female fish glasses hair hi_res humanoid long_eyelashes long_hair nipple_dip nipples non-mammal_nipples solo speech_bubble underswap undertale undertale_(series) undyne_(underswap)
abs alphys alphys_(underswap) alternate_universe anarchy_puppet anthro breast_squeeze breasts female genitals hi_res lizard nipples non-mammal_nipples nude reptile scalie solo speech_bubble sports_tape squeezing tail teasing tongue tongue_out underswap undertale undertale_(series) vulva
2024 4_fingers abstract_background alphys alternate_universe animal_humanoid aquatic aquatic_humanoid balls big_breasts big_penis black_clothing black_eyebrows black_fingerless_gloves black_gloves black_handwear black_legwear black_lips black_sweater black_thigh_highs black_topwear blue_balls blue_body blue_bottomwear blue_clothing blue_fins blue_glans blue_penis blue_skin blue_skirt blue_text blush bodily_fluids boots bottomwear breasts bulge cheek_fins clipboard clothing coat color_coded_text crossgender cum cumshot cutaway detailed_bulge dialogue digital_media_(artwork) drooling duo ejaculation emanata english_text erection expression_cutaway eyebrows eyewear fingerless_gloves fingers footwear foreskin ftg_crossgender fti_crossgender genital_fluids genital_outline genitals glans glasses gloves gynomorph gynomorph_focus gynomorph_humanoid hair half-closed_eyes hand_on_butt hands-free handwear hi_res holding_clipboard holding_object humanoid humanoid_focus humanoid_genitalia humanoid_penis intersex intersex_focus intersex_humanoid lab_coat leaking_cum leaning leaning_forward legwear lips looking_aside multiple_images narrowed_eyes onomatopoeia orgasm partially_retracted_foreskin penis penis_in_thigh_high penis_outline penis_under_skirt red_boots red_clothing red_fins red_footwear red_hair red_text saliva scalie shoes skirt solo_focus sound_effects speech_bubble spontaneous_ejaculation sweater talking_to_another talking_to_self teeth text thigh_highs tight_foreskin topwear underswap undertale undertale_(series) undyne undyne_(underswap) vein veiny_penis wardrobe_malfunction white_clothing white_coat white_topwear wide_eyed xenopavilia yellow_sclera yellow_teeth yellow_text
animal_genitalia animal_penis anus balls black_eyes bodily_fluids canid canine canine_genitalia canine_penis canis catlord clothed clothing domestic_dog english_text feral fluffy genitals hat headgear headwear hi_res knot lesser_dog lesser_dog_(ts!underswap) male mammal partially_clothed penis saliva solo tail text tongue tongue_out ts!underswap undertale undertale_(series)
2024 absurd_res alligator alligatorid alphys alphys_(underswap) alternate_universe ambiguous_gender anthro aquatic arachnid armor arthropod asgore_(underswap) asgore_dreemurr asriel_dreemurr big_penis bone boss_monster_(undertale) bovid boxing_gloves bratty_(undertale) canid canine caprine carol_holiday cast catty_cattenheimer clothed clothed_anthro clothed_female clothed_humanoid clothed_male clothing crocodile crocodilian crossdressing december_holiday deer delta_rune_(emblem) deltarune digital_media_(artwork) dracozhilla dummy_(undertale) fan_designs felid female female_anthro femboy fire fish gaster genitals ghost goat grillby grillby_(underswap) group gynomorph handwear happstablook heart_symbol hi_res humanoid intersex larger_female larger_male lingerie machine mad_mew_mew male male_anthro male_humanoid mammal mature_female mettaton muffet muffet_(underswap) napstablook napstabot new_world_deer nude nude_anthro nude_female nude_humanoid nude_male overweight papyrus_(underswap) papyrus_(undertale) penis pixel_(artwork) purple_background reindeer reptile river_person_(undertale) robot robot_humanoid sans_(underswap) scalie scared_donut_guy short shyren simple_background size_difference skeleton skinny small_penis spider spirit sprite_sheet swimwear symbol symbol_on_clothing tall toriel toriel_(underswap) training_dummy underswap undertale undertale_(series) underwear undyne undyne_(underswap) wrestling_outfit
3:4 alternate_universe anthro arachnid arthropod asriel_dreemurr blush boss boss_monster_(undertale) clothed clothing comic crossdressing dracozhilla duo embarrassed english_text female femboy hi_res larger_male maid_uniform male male/female muffet muffet_(underswap) size_difference sketch smaller_female spider text underswap undertale undertale_(series) uniform
3:4 alternate_universe anthro arachnid arthropod asriel_dreemurr blush boss boss_monster_(undertale) chastity_cage chastity_device clothed clothing comic crossdressing dracozhilla duo embarrassed english_text female femboy hi_res key larger_male maid_uniform male male/female muffet muffet_(underswap) panties size_difference sketch smaller_female spider text underswap undertale undertale_(series) underwear uniform
3:4 alphys alphys_(underswap) alternate_universe anthro arachnid arthropod asriel_dreemurr balls blush boss boss_monster_(undertale) bovid caprine catty_cattenheimer clothed clothed_female clothing comic crossdressing dracozhilla duo embarrassed english_text erection exclamation_point female femboy feral foreskin genitals goat group hi_res humanoid_genitalia humanoid_penis humiliation larger_male laugh laughing_at maid_uniform male male/female mammal muffet muffet_(underswap) penis public public_humiliation size_difference slightly_chubby smaller_female spider surprised taking_picture text underswap undertale undertale_(series) undyne undyne_(underswap) uniform upskirt wide_eyed
3:4 alternate_universe anthro arachnid arthropod asriel_dreemurr blush boss boss_monster_(undertale) butt chastity_cage chastity_device clothed clothing comic crossdressing dracozhilla duo embarrassed female femboy flat_chastity_cage heart_symbol hi_res larger_male locking maid_uniform male male/female muffet muffet_(underswap) size_difference sketch smaller_female spider text underswap undertale undertale_(series) uniform
3:4 alternate_universe anthro arachnid arthropod asriel_dreemurr blush bodily_fluids boss boss_monster_(undertale) butt clothed clothing comic crossdressing dracozhilla duo embarrassed english_text female femboy footwear hi_res high_heels larger_male maid_uniform male male/female muffet muffet_(underswap) panties potion potion_bottle shoes size_difference sketch smaller_female spider sweat text treasure_chest underswap undertale undertale_(series) underwear uniform upskirt
3:4 alternate_universe anthro arachnid arthropod blush boss clothing comic dracozhilla duo embarrassed english_text female genitals genitals_shrinking hands_on_hips heart_symbol hi_res liar muffet muffet_(underswap) offscreen_character offscreen_male penis penis_shrinking potion potion_bottle shadowed_eyes solo spider text underswap undertale undertale_(series)
3:4 alternate_universe anthro asriel_dreemurr balls bed comic dracozhilla erection femboy foreskin fur furniture genitals genitals_shrinking hi_res horn humanoid_genitalia humanoid_penis male nipples nude penis penis_shrinking potion skinny solo transformation underswap undertale undertale_(series) white_body white_fur
3:4 alternate_universe anthro asriel_dreemurr balls bed comic cutaway dracozhilla erection expression_cutaway femboy first_person_view foreskin fur furniture genitals genitals_shrinking hi_res horn humanoid_genitalia humanoid_penis male male_pov penis penis_shrinking potion skinny solo surprised transformation underswap undertale undertale_(series) unretracted_foreskin white_body white_fur
3:4 alternate_universe anthro asriel_dreemurr bed clothing comic dracozhilla english_text femboy furniture genitals genitals_shrinking hi_res male panties penis penis_shrinking potion skinny solo text underswap undertale undertale_(series) underwear
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