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5_fingers abs absurd_res aged_up ahegao alligator alligatorid alphys anal anal_orgasm anal_penetration angry anthro anthro_on_anthro anthro_penetrated armor asriel_dreemurr balls being_watched biceps blush bodily_fluids boss_monster_(undertale) bovid bratty_(undertale) caprine catty_(undertale) clothed clothing comic crocodilian cum cum_covered cum_everywhere cum_in_hair cum_on_chest cum_on_face cum_while_penetrated cumshot dialogue digital_media_(artwork) domestic_cat duo_focus ejaculation english_text erection excessive_cum excessive_genital_fluids exhibitionism eyewear facial_hair fangs felid feline felis female femboy fingers fire fish food fucked_silly fully_clothed fur gender_symbol genital_fluids genitals glasses goatee greyscale group haaru hair hands-free hands_behind_head headgear heart_symbol helmet hi_res holding_partner horn humanoid_genitalia humanoid_penis humor legwear lizard long_ears long_hair long_image looking_at_another looking_pleasured male male/male male/male_symbol male_penetrated male_penetrating male_penetrating_male male_symbol mammal marine mask messy monochrome multiple_images muscular muscular_female muscular_male nervous nipples no_homo nude open_mouth orgasm orgasm_face penetration penile penis popcorn recording reptile rg01_(undertale) rg02_(undertale) running_makeup scalie secretly_loves_it sex sexuality_symbol shocked simple_background sitting smile sound_effects speech_bubble sweat symbol tall_image tears teeth text thigh_highs throbbing tongue tongue_out toriel undertale undertale_(series) undyne white_background wide_hips
abs aged_up anthro armor asriel_dreemurr bent_over blush bodily_fluids boss_monster_(undertale) bottomwear bottomwear_down bovid butt camera_view caprine clothed clothing dialogue drooling english_text erection exhibitionism eyebrows femboy fluffy fluffy_tail foreskin fur genitals glans greyscale group haaru half-closed_eyes headgear heart_symbol helmet horn humanoid_genitalia humanoid_penis imminent_sex legwear line_art long_ears looking_at_genitalia looking_at_penis male male/male mammal monochrome muscular muscular_male narrowed_eyes no_homo nude open_mouth pants pants_down partially_clothed pecs penis penis_in_face presenting presenting_hindquarters presenting_penis recording retracted_foreskin rg01_(undertale) rg02_(undertale) saliva secretly_loves_it sharp_teeth silhouette simple_background smile solo_focus standing tail teeth text three-quarter_view tongue tongue_out topless undertale undertale_(series) undressing white_background wide_hips
abs aged_up anthro armor asriel_dreemurr bent_over blush bodily_fluids boss_monster_(undertale) bottomwear bottomwear_down bovid butt camera_view caprine clothed clothing dialogue drooling english_text erection exhibitionism eyebrows femboy fluffy fluffy_tail foreskin fur genitals glans greyscale group haaru half-closed_eyes headgear heart_symbol helmet horn humanoid_genitalia humanoid_penis imminent_sex legwear line_art long_ears looking_at_genitalia looking_at_penis male male/male mammal monochrome muscular muscular_male narrowed_eyes no_homo nude open_mouth pants pants_down partially_clothed pecs penis penis_in_face presenting presenting_hindquarters presenting_penis recording retracted_foreskin rg01_(undertale) rg02_(undertale) saliva secretly_loves_it sharp_teeth silhouette simple_background smile solo_focus standing tail teeth text three-quarter_view tongue tongue_out topless undertale undertale_(series) undressing white_background wide_hips
abs anal anal_penetration anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro armor big_muscles blush bodily_fluids breath cotton_(artist) duo fur genitals headgear heart_symbol helmet lagomorph leporid letterbox looking_pleasured male male/male male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_male navel nipples panting pecs penetration penis rabbit rg01_(undertale) rg02_(undertale) sex sweat tears text undertale undertale_(series)
abs anal anal_penetration anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro armor big_muscles blush bodily_fluids breath cotton_(artist) duo fur genitals headgear heart_symbol helmet lagomorph leporid letterbox looking_pleasured male male/male male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_male navel nipples panting pecs penetration penis rabbit rg01_(undertale) rg02_(undertale) sex sweat tears text undertale undertale_(series)
anthro anus backsack balls black_and_white blush duo erection eyes_closed fur genitals hair hand_on_butt heart_symbol humanoid_genitalia humanoid_penis kissing kokukokuboo lagomorph leporid male male/male mammal monochrome muscular muscular_male nude penis rabbit raised_tail rg01_(undertale) rg02_(undertale) scales scalie tail undertale undertale_(series)
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1:1 2015 anal anal_penetration anthro backsack balls bodily_fluids butt cum cum_in_ass cum_in_mouth cum_inside cum_while_penetrated double_penetration dragon erection fellatio fur genital_fluids genitals group group_sex horn humanoid_genitalia humanoid_penis keishinkae lagomorph leporid male male/male male_penetrated male_penetrating male_penetrating_male mammal mythological_creature mythological_scalie mythology nicecream_man oral oral_penetration penetration penile penis rabbit rg01_(undertale) rg02_(undertale) royal_guards scalie sex shopkeeper spitroast undertale undertale_(series) white_body white_fur
1:1 2015 anal anal_penetration anthro backsack balls bodily_fluids butt cum cum_in_ass cum_in_mouth cum_inside cum_while_penetrated double_penetration dragon erection fellatio fur genital_fluids genitals group group_sex horn humanoid_genitalia humanoid_penis keishinkae lagomorph leporid male male/male male_penetrated male_penetrating male_penetrating_male mammal mythological_creature mythological_scalie mythology nicecream_man oral oral_penetration penetration penile penis rabbit rg01_(undertale) rg02_(undertale) royal_guards scalie sex shopkeeper spitroast undertale undertale_(series) white_body white_fur
2boys 2d 2d_(artwork) 3_girls 4_fingers accessory alligator alligatorid anthro anthro_only ass background_character big_breasts black_hair blonde_hair blue_hair blue_skin bratty_(undertale) breast_press breast_squish breasts cat cat_ears cat_girl catti_(deltarune) catty_(undertale) chelodoy chubby cleavage closed_eyes clothed clothed_anthro clothed_female clothing crocodile crocodilian deltarune digital_media_(artwork) domestic_cat dress drink drinking drinking_straw duo duo_focus ear_piercing earring earrings felid feline felis female_anthro female_focus food fur furry green_body green_skin hair huge_breasts juice male male_anthro mammal monster monster_girl necklace non-mammal_breasts patreon_username piercing pink_background purple_body purple_fur reptile reptile_girl restaurant rg01_(undertale) rg02_(undertale) ring scalie seat short_hair sitting teeth undertale undertale_(series) unseen_male_face video_game_character video_games waitress white_body white_fur wine_glass yellow_sclera
2boys 2d 2d_(artwork) 3_girls 4_fingers accessory alligator alligatorid anthro anthro_only ass background_character big_breasts black_hair blonde_hair blue_hair blue_skin bratty_(undertale) breast_press breast_squish breasts cat cat_ears cat_girl catti_(deltarune) catty_(undertale) chelodoy chubby cleavage closed_eyes clothed clothed_anthro clothed_female clothing crocodile crocodilian deltarune digital_media_(artwork) domestic_cat dress drink drinking drinking_straw duo duo_focus ear_piercing earring earrings felid feline felis female_anthro female_focus food fur furry green_body green_skin hair huge_breasts juice male male_anthro mammal monster monster_girl necklace non-mammal_breasts patreon_username piercing pink_background purple_body purple_fur reptile reptile_girl restaurant rg01_(undertale) rg02_(undertale) ring scalie seat short_hair sitting teeth undertale undertale_(series) unseen_male_face video_game_character video_games waitress white_body white_fur wine_glass yellow_sclera
2010s 2018 2d 2d_(artwork) 3boys 5_fingers abs anthro anthro_only ass bara big_muscles big_pecs bigger_male blue_body blue_fur bottomwear boxers_(clothing) breasts burgerpants cat cat_boy digital_media_(artwork) einthebusinessdeer felid feline felis food fur furaffinity furry furry_male furry_only hair_tuft hand_on_another's_shoulder hand_on_shoulder heart_boxers holding_popsicle lagomorph larger_anthro larger_male leporid male male_only mammal multiple_boys muscle muscular muscular_anthro muscular_male nervous nice_cream_guy orange_body orange_fur pants pecs popsicle purple_background purple_bottomwear purple_pants purple_popsicle rabbit rabbit_boy red_bottomwear red_pants rg01_(undertale) simple_background sitting size_difference smaller_anthro smaller_male standing sweat topless topless_anthro topless_male trio two-tone_background undertale undertale_(series) video_game_character video_games yellow_body yellow_bottomwear yellow_fur yellow_pants
2010s 2018 2d 2d_(artwork) 3boys 5_fingers abs anthro anthro_only ass bara big_muscles big_pecs bigger_male blue_body blue_fur bottomwear boxers_(clothing) breasts burgerpants cat cat_boy digital_media_(artwork) einthebusinessdeer felid feline felis food fur furaffinity furry furry_male furry_only hair_tuft hand_on_another's_shoulder hand_on_shoulder heart_boxers holding_popsicle lagomorph larger_anthro larger_male leporid male male_only mammal multiple_boys muscle muscular muscular_anthro muscular_male nervous nice_cream_guy orange_body orange_fur pants pecs popsicle purple_background purple_bottomwear purple_pants purple_popsicle rabbit rabbit_boy red_bottomwear red_pants rg01_(undertale) simple_background sitting size_difference smaller_anthro smaller_male standing sweat topless topless_anthro topless_male trio two-tone_background undertale undertale_(series) video_game_character video_games yellow_body yellow_bottomwear yellow_fur yellow_pants
2010s 2016 2boys 2d 2d_(artwork) ambiguous_gender anthro anthro/anthro anthro_focus armor bara blush clothed digital_media_(artwork) dragon dragon_boy duo duo_focus frisk frisk_(undertale) fur furry furry_male gameplay_mechanics green_body green_skin heart helmet human japanese_text larger_anthro male male/male male_anthro male_focus male_nipples mammal monster monster_boy muscle muscular muscular_anthro muscular_male nipples no_sex pecs rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background smaller_human sweat text topless topless_male trio two-tone_background underkadi undertale undertale_(series) unseen_male_face video_games whisper whispering white_background wholesome yaoi yellow_fur
2010s 2016 2boys 2d 2d_(artwork) ambiguous_gender anthro anthro/anthro anthro_focus armor bara blush clothed digital_media_(artwork) dragon dragon_boy duo duo_focus frisk frisk_(undertale) fur furry furry_male gameplay_mechanics green_body green_skin heart helmet human japanese_text larger_anthro male male/male male_anthro male_focus male_nipples mammal monster monster_boy muscle muscular muscular_anthro muscular_male nipples no_sex pecs rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background smaller_human sweat text topless topless_male trio two-tone_background underkadi undertale undertale_(series) unseen_male_face video_games whisper whispering white_background wholesome yaoi yellow_fur
2010s 2015 2boys abs anthro anthro_only bara beach blush blush_stickers bunny day dragon dragon_boy duo edtertainer food fur furry furry_male gloves green_body green_scales green_skin hair_tuft hand_holding helmet hert ice_cream lagomorph leporid male male/male male_anthro male_nipples male_only mammal mat monster monster_boy muscle muscular muscular_anthro muscular_male navel nipples outside pecs pectorals rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scales scalie scalie_male simple_background sitting sky swimming_trunks topless_anthro topless_male tumblr undertale undertale_(series) underwear unseen_male_face video_games white_body white_fur yaoi
2010s 2015 2boys abs anthro anthro_only bara beach blush blush_stickers bunny day dragon dragon_boy duo edtertainer food fur furry furry_male gloves green_body green_scales green_skin hair_tuft hand_holding helmet hert ice_cream lagomorph leporid male male/male male_anthro male_nipples male_only mammal mat monster monster_boy muscle muscular muscular_anthro muscular_male navel nipples outside pecs pectorals rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scales scalie scalie_male simple_background sitting sky swimming_trunks topless_anthro topless_male tumblr undertale undertale_(series) underwear unseen_male_face video_games white_body white_fur yaoi
2010s 2016 2boys abs almost_naked almost_nude anthro anthro_only bara barely_clothed black_background bulge bunny chubby chubby_anthro chubby_male dragon dragon_boy duo food fur furry furry_male glaciersnow gloves gsenhanced hair_tuft hand_behind_head heart helmet ice_cream lagomorph leporid male male/male male_anthro male_nipples male_only mammal monochrome monster monster_boy muscle musclegut muscular muscular_anthro muscular_male navel nipples pec pecs pectorals penis_bulge rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scales scalie scalie_male simple_background thighs thong topless_anthro topless_male tumblr undertale undertale_(series) underwear unseen_male_face video_games yaoi
2010s 2016 2boys abs almost_naked almost_nude anthro anthro_only bara barely_clothed black_background bulge bunny chubby chubby_anthro chubby_male dragon dragon_boy duo food fur furry furry_male glaciersnow gloves gsenhanced hair_tuft hand_behind_head heart helmet ice_cream lagomorph leporid male male/male male_anthro male_nipples male_only mammal monochrome monster monster_boy muscle musclegut muscular muscular_anthro muscular_male navel nipples pec pecs pectorals penis_bulge rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scales scalie scalie_male simple_background thighs thong topless_anthro topless_male tumblr undertale undertale_(series) underwear unseen_male_face video_games yaoi
2010s 2016 2boys abs almost_naked almost_nude anthro anthro_only bara barely_clothed big_penis bunny dragon dragon_boy duo frottage frotting fur furry furry_male hair_tuft helmet holding_sword holding_weapon humanoid_genitalia humanoid_penis lagomorph leporid male male/male male_anthro male_nipples male_only mammal monster monster_boy muscle muscular muscular_anthro navel nipples pecs pectorals penis penis_on_penis poweradepriest rabbit rabbit_boy reptile reptile_tail rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background sword tail topless_anthro topless_male tumblr undertale undertale_(series) unseen_male_face v v_sign video_games weapon yaoi
2010s 2016 2boys abs almost_naked almost_nude anthro anthro_only bara barely_clothed big_penis bunny dragon dragon_boy duo frottage frotting fur furry furry_male hair_tuft helmet holding_sword holding_weapon humanoid_genitalia humanoid_penis lagomorph leporid male male/male male_anthro male_nipples male_only mammal monster monster_boy muscle muscular muscular_anthro navel nipples pecs pectorals penis penis_on_penis poweradepriest rabbit rabbit_boy reptile reptile_tail rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background sword tail topless_anthro topless_male tumblr undertale undertale_(series) unseen_male_face v v_sign video_games weapon yaoi
2020s 2022 2boys abs alexmauro407 anthro anthro_only armor bara belly blush blush_stickers bunny dragon dragon_boy duo exposed_belly exposed_chest fur furaffinity furaffinity_username furry furry_male green_body green_skin grey_body grey_fur helmet holding_sword holding_weapon lagomorph leporid male male/male male_anthro male_nipples male_only mammal monster monster_boy muscles muscular muscular_anthro navel nipples pecs pectorals rabbit rabbit_boy reptile reptile_tail revealing_clothes rg01_(undertale) rg02_(undertale) scalie scalie_male skimpy skimpy_armor skimpy_outfit sword tail topless topless_anthro topless_male two-tone_background undertale undertale_(series) unseen_male_face video_games weapon
2020s 2022 2boys abs alexmauro407 anthro anthro_only armor bara belly blush blush_stickers bunny dragon dragon_boy duo exposed_belly exposed_chest fur furaffinity furaffinity_username furry furry_male green_body green_skin grey_body grey_fur helmet holding_sword holding_weapon lagomorph leporid male male/male male_anthro male_nipples male_only mammal monster monster_boy muscles muscular muscular_anthro navel nipples pecs pectorals rabbit rabbit_boy reptile reptile_tail revealing_clothes rg01_(undertale) rg02_(undertale) scalie scalie_male skimpy skimpy_armor skimpy_outfit sword tail topless topless_anthro topless_male two-tone_background undertale undertale_(series) unseen_male_face video_games weapon
2010s 2017 2boys 2d 2d_(artwork) anthro anthro_only blush_lines clothed clothed_anthro clothed_male digital_media_(artwork) dragon dragon_boy duo fur furry furry_male green_body green_skin heart helmet male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male twitter underkadi undertale undertale_(series) unseen_male_face video_game_character video_games white_background yaoi yellow_fur
2010s 2017 2boys 2d 2d_(artwork) anthro anthro_only blush_lines clothed clothed_anthro clothed_male digital_media_(artwork) dragon dragon_boy duo fur furry furry_male green_body green_skin heart helmet male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male twitter underkadi undertale undertale_(series) unseen_male_face video_game_character video_games white_background yaoi yellow_fur
... 2010s 2017 2boys 2d 2d_(artwork) aervyl anthro anthro_only armor bara blush bunny digital_media_(artwork) dragon dragon_boy duo english_text food fur furry furry_male gay green_skin helmet ice_cream lagomorph male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male penis popsicle precum rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background spoken_ellipsis text text_bubble topless topless_anthro topless_male two-tone_background undertale undertale_(series) unseen_male_face video_game_character video_games white_fur yaoi
... 2010s 2017 2boys 2d 2d_(artwork) aervyl anthro anthro_only armor bara blush bunny digital_media_(artwork) dragon dragon_boy duo english_text food fur furry furry_male gay green_skin helmet ice_cream lagomorph male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male penis popsicle precum rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background spoken_ellipsis text text_bubble topless topless_anthro topless_male two-tone_background undertale undertale_(series) unseen_male_face video_game_character video_games white_fur yaoi
2boys abs anal anal_penetration anal_sex anthro anthro_only armor artist_name balls bara bodily_fluids bunny cum cum_in_ass cum_inside cum_while_penetrated cumming_while_penetrated cumshot dragon dragon_boy duo ejaculation full_body fur furaffinity furry furry_male gay gay_sex genital_fluids genitals green_skin hair headgear helmet hi_res lagomorph leporid male male/male male_anthro male_only male_penetrated male_penetrating male_penetrating_male mammal markdeth monster monster_boy muscular muscular_male nazuranoke_(artist) nipples pecs penetration penis rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male sex undertale undertale_(series) unseen_male_face video_games yaoi
2boys abs anal anal_penetration anal_sex anthro anthro_only armor artist_name balls bara bodily_fluids bunny cum cum_in_ass cum_inside cum_while_penetrated cumming_while_penetrated cumshot dragon dragon_boy duo ejaculation full_body fur furaffinity furry furry_male gay gay_sex genital_fluids genitals green_skin hair headgear helmet hi_res lagomorph leporid male male/male male_anthro male_only male_penetrated male_penetrating male_penetrating_male mammal markdeth monster monster_boy muscular muscular_male nazuranoke_(artist) nipples pecs penetration penis rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male sex undertale undertale_(series) unseen_male_face video_games yaoi
2boys 2d 2d_(artwork) anthro anthro_only bara bunny digital_media_(artwork) dragon dragon_boy duo erect_penis foreskin from_above fur furry furry_male gay genitals green_skin helmet jj-afterparty lagomorph looking_at_viewer male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male nude nude_anthro nude_male penis rabbit rabbit_boy red_penis reptile rg01_(undertale) rg02_(undertale) scalie scalie_male transparent_background undertale undertale_(series) unseen_male_face video_game_character video_games yaoi
2boys 2d 2d_(artwork) anthro anthro_only bara bunny digital_media_(artwork) dragon dragon_boy duo erect_penis foreskin from_above fur furry furry_male gay genitals green_skin helmet jj-afterparty lagomorph looking_at_viewer male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male nude nude_anthro nude_male penis rabbit rabbit_boy red_penis reptile rg01_(undertale) rg02_(undertale) scalie scalie_male transparent_background undertale undertale_(series) unseen_male_face video_game_character video_games yaoi
1:1 1:1_aspect_ratio 2010s 2016 2boys abs anthro anthro_only bara bunny chest_tuft cotton_nottoc dragon dragon_boy duo fur furry furry_male gay gradient_background green_scales green_skin helmet implied_handjob lagomorph leporid male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male nipples nude nude_anthro nude_male rabbit rabbit_boy red_background reptile rg01_(undertale) rg02_(undertale) scalie scalie_male sweat third-party_source twitter undertale undertale_(series) unseen_male_face video_games visible_breath white_fur yaoi
1:1 1:1_aspect_ratio 2010s 2016 2boys abs anthro anthro_only bara bunny chest_tuft cotton_nottoc dragon dragon_boy duo fur furry furry_male gay gradient_background green_scales green_skin helmet implied_handjob lagomorph leporid male male/male male_anthro male_only mammal monster monster_boy muscular muscular_male nipples nude nude_anthro nude_male rabbit rabbit_boy red_background reptile rg01_(undertale) rg02_(undertale) scalie scalie_male sweat third-party_source twitter undertale undertale_(series) unseen_male_face video_games visible_breath white_fur yaoi
2boys 2d 2d_(artwork) anal anal_sex anthro anthro_on_anthro anthro_only armor brown_background clothing digital_media_(artwork) dragon dragon_boy duo fur furry furry_male gay lagomorph male male/male male_anthro male_only mammal monster monster_boy pants pants_down penetration penis rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background tumblr undertale undertale_(series) video_games waywardvagaboned yaoi
2boys 2d 2d_(artwork) anal anal_sex anthro anthro_on_anthro anthro_only armor brown_background clothing digital_media_(artwork) dragon dragon_boy duo fur furry furry_male gay lagomorph male male/male male_anthro male_only mammal monster monster_boy pants pants_down penetration penis rabbit rabbit_boy reptile rg01_(undertale) rg02_(undertale) scalie scalie_male simple_background tumblr undertale undertale_(series) video_games waywardvagaboned yaoi