e621 popular

Tags

growth serum

animal_genitalia animal_penis anthro balls balls_expansion big_balls big_penis black_penis blush bodily_fluids claws dripping equine_genitalia equine_penis expansion fangs finger_claws furniture genital_expansion genital_fluids genitals green_eyes green_hair grey_balls grey_body grey_horn grey_scales grey_sheath growth growth_potion growth_serum hair hand_on_penis holding_penis horn huge_balls huge_penis hyper hyper_balls hyper_genitalia hyper_penis male medial_ring motion_lines multicolored_body multicolored_scales navel nipples penis penis_expansion potion potion_bottle precum precum_drip precum_on_ground scales sheath sitting solo stool tail tail_tuft teeth toe_claws tuft two_tone_body two_tone_scales vein veiny_penis white_claws maxydont mythology dominic_ferretti_(hypocriticaldragon) dragon mythological_creature mythological_scalie scalie signature
animal_genitalia animal_penis anthro balls balls_expansion big_balls big_penis black_penis blush bodily_fluids claws dripping equine_genitalia equine_penis expansion fangs finger_claws furniture genital_expansion genital_fluids genitals green_eyes green_hair grey_balls grey_body grey_horn grey_scales grey_sheath growth growth_potion growth_serum hair hand_on_penis holding_penis horn huge_balls huge_penis hyper hyper_balls hyper_genitalia hyper_penis male medial_ring motion_lines multicolored_body multicolored_scales navel nipples penis penis_expansion potion potion_bottle precum precum_drip precum_on_ground scales sheath sitting solo stool tail tail_tuft teeth toe_claws tuft two_tone_body two_tone_scales vein veiny_penis white_claws maxydont mythology dominic_ferretti_(hypocriticaldragon) dragon mythological_creature mythological_scalie scalie signature
accessory balls balls_expansion big_balls big_knot big_penis breath claws digit_ring erection expansion eye_scar facial_scar feet feral fire flaming_tail furgonomics genital_expansion genitals grey_body grey_horn grey_scales grey_spikes grey_wings growth growth_potion growth_serum horn horn_accessory horn_jewelry horn_ring hyper_potion_(pokemon) jewelry knot lying male membrane_(anatomy) membranous_wings motion_lines multicolored_body multicolored_scales on_back penis penis_expansion pink_knot pink_penis pink_tongue potion potion_(pokemon) potion_bottle red_membrane red_wings ring ring_(jewelry) scales scar simple_background solo spikes tail teeth toe_claws toe_ring toes tongue tongue_out two_tone_body two_tone_scales two_tone_wings white_balls white_body white_claws white_scales wings maxydont mythology nintendo pokemon epicthecharizard charizard dragon generation_1_pokemon mythological_creature mythological_scalie pokemon_(species) scalie 2020 hi_res signature
accessory balls balls_expansion big_balls big_knot big_penis breath claws digit_ring erection expansion eye_scar facial_scar feet feral fire flaming_tail furgonomics genital_expansion genitals grey_body grey_horn grey_scales grey_spikes grey_wings growth growth_potion growth_serum horn horn_accessory horn_jewelry horn_ring hyper_potion_(pokemon) jewelry knot lying male membrane_(anatomy) membranous_wings motion_lines multicolored_body multicolored_scales on_back penis penis_expansion pink_knot pink_penis pink_tongue potion potion_(pokemon) potion_bottle red_membrane red_wings ring ring_(jewelry) scales scar simple_background solo spikes tail teeth toe_claws toe_ring toes tongue tongue_out two_tone_body two_tone_scales two_tone_wings white_balls white_body white_claws white_scales wings maxydont mythology nintendo pokemon epicthecharizard charizard dragon generation_1_pokemon mythological_creature mythological_scalie pokemon_(species) scalie 2020 hi_res signature
anthro belly belly_expansion belly_inflation belly_overhang big_belly big_breasts breast_expansion breast_growth breasts duo expansion female growth growth_sequence growth_serum huge_belly huge_breasts hyper hyper_belly inflation male text cynthiafeline mythology mali_(cynthiafeline) dragon felid hybrid lion mammal mythological_creature mythological_scalie pantherine scalie 2021 absurd_res comic english_text hi_res sequence
anthro belly belly_expansion belly_inflation belly_overhang big_belly big_breasts breast_expansion breast_growth breasts duo expansion female growth growth_sequence growth_serum huge_belly huge_breasts hyper hyper_belly inflation male text cynthiafeline mythology mali_(cynthiafeline) dragon felid hybrid lion mammal mythological_creature mythological_scalie pantherine scalie 2021 absurd_res comic english_text hi_res sequence
anthro balls belly belly_expansion belly_inflation belly_overhang big_balls big_penis bodily_fluids cum cum_in_mouth cum_inflation cum_inside duo expansion fellatio female genital_expansion genital_fluids genitals growth growth_serum inflation male male/female oral penile penis penis_expansion sex text transformation cynthiafeline mythology mali_(cynthiafeline) dragon felid hybrid lion mammal mythological_creature mythological_scalie pantherine scalie absurd_res comic english_text hi_res
anthro balls belly belly_expansion belly_inflation belly_overhang big_balls big_penis bodily_fluids cum cum_in_mouth cum_inflation cum_inside duo expansion fellatio female genital_expansion genital_fluids genitals growth growth_serum inflation male male/female oral penile penis penis_expansion sex text transformation cynthiafeline mythology mali_(cynthiafeline) dragon felid hybrid lion mammal mythological_creature mythological_scalie pantherine scalie absurd_res comic english_text hi_res
4_toes 5_fingers accessory anthro areola barefoot big_breasts black_nose blonde_hair blue_body blue_fur blue_hair body_size_growth boop breasts brown_body brown_fur butt canon_couple claws clothing countershade_feet countershading duo eye_contact feet female fingers foot_focus fur green_eyes growth_serum hair hair_accessory hairband hand_on_leg headband huge_breasts inside laboratory_equipment laboratory_glassware larger_female legwear looking_at_another male markings nipples on_lap on_top open_mouth paws planet scientific_instrument sitting sitting_on_lap size_difference size_transformation smaller_male smile soles space teeth test_tube thick_thighs thigh_highs toe_claws toes tongue transformation tribal tribal_markings white_body white_fur window teaselbone nintendo star_fox fox_mccloud krystal_(star_fox) canid canine fox mammal 2021
4_toes 5_fingers accessory anthro areola barefoot big_breasts black_nose blonde_hair blue_body blue_fur blue_hair body_size_growth boop breasts brown_body brown_fur butt canon_couple claws clothing countershade_feet countershading duo eye_contact feet female fingers foot_focus fur green_eyes growth_serum hair hair_accessory hairband hand_on_leg headband huge_breasts inside laboratory_equipment laboratory_glassware larger_female legwear looking_at_another male markings nipples on_lap on_top open_mouth paws planet scientific_instrument sitting sitting_on_lap size_difference size_transformation smaller_male smile soles space teeth test_tube thick_thighs thigh_highs toe_claws toes tongue transformation tribal tribal_markings white_body white_fur window teaselbone nintendo star_fox fox_mccloud krystal_(star_fox) canid canine fox mammal 2021
anthro balls belly big_balls big_belly big_penis black_balls black_body black_scales black_wings bodily_fluids claws cum cum_drip cum_everywhere cum_on_arm cum_on_balls cum_on_feet cum_on_hand cum_on_own_arm cum_on_own_balls cum_on_own_feet cum_on_own_hand cum_on_own_penis cum_on_penis cum_on_self cum_on_wall cumshot dripping ejaculation excessive_cum excessive_genital_fluids expansion feet finger_claws genital_expansion genital_fluids genitals glowing glowing_body glowing_scales green_body green_claws green_membrane green_penis green_scales green_spikes green_tongue green_wings growth growth_potion growth_serum hand_on_wall huge_balls huge_penis hyper hyper_balls hyper_genitalia hyper_penis leaning_on_wall male membrane_(anatomy) membranous_wings messy multicolored_body multicolored_penis multicolored_scales open_mouth orgasm penile_spines penis pink_penis potion potion_bottle scales solo spikes spikes_(anatomy) tail teeth toe_claws tongue transformation two_tone_body two_tone_penis two_tone_scales two_tone_wings vein veiny_penis wings redishdragie mythology marvol alligator alligatorid crocodilian dragon hybrid mythological_creature mythological_scalie reptile scalie 16:10 2020 absurd_res hi_res signature widescreen
anthro balls belly big_balls big_belly big_penis black_balls black_body black_scales black_wings bodily_fluids claws cum cum_drip cum_everywhere cum_on_arm cum_on_balls cum_on_feet cum_on_hand cum_on_own_arm cum_on_own_balls cum_on_own_feet cum_on_own_hand cum_on_own_penis cum_on_penis cum_on_self cum_on_wall cumshot dripping ejaculation excessive_cum excessive_genital_fluids expansion feet finger_claws genital_expansion genital_fluids genitals glowing glowing_body glowing_scales green_body green_claws green_membrane green_penis green_scales green_spikes green_tongue green_wings growth growth_potion growth_serum hand_on_wall huge_balls huge_penis hyper hyper_balls hyper_genitalia hyper_penis leaning_on_wall male membrane_(anatomy) membranous_wings messy multicolored_body multicolored_penis multicolored_scales open_mouth orgasm penile_spines penis pink_penis potion potion_bottle scales solo spikes spikes_(anatomy) tail teeth toe_claws tongue transformation two_tone_body two_tone_penis two_tone_scales two_tone_wings vein veiny_penis wings redishdragie mythology marvol alligator alligatorid crocodilian dragon hybrid mythological_creature mythological_scalie reptile scalie 16:10 2020 absurd_res hi_res signature widescreen
anthro anus armpit_fetish armpit_sniffing balls big_balls big_butt bodily_fluids butt butt_sniffing genitals group group_sex growth growth_serum male male/male musk nose_to_anus puffy_anus sex sniffing sweat sweaty_anus sweaty_balls sweaty_butt sweaty_genitalia taking_turns text velocirection asinus donkey equid equine horse mammal english_text hi_res
anthro anus armpit_fetish armpit_sniffing balls big_balls big_butt bodily_fluids butt butt_sniffing genitals group group_sex growth growth_serum male male/male musk nose_to_anus puffy_anus sex sniffing sweat sweaty_anus sweaty_balls sweaty_butt sweaty_genitalia taking_turns text velocirection asinus donkey equid equine horse mammal english_text hi_res
anthro balls big_balls big_penis genitals growth_serum huge_balls huge_penis humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis male muscular muscular_anthro muscular_male nude penis solo incertusfatum fritters felid lion mammal pantherine 1:1 hi_res
anthro balls big_balls big_penis genitals growth_serum huge_balls huge_penis humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis male muscular muscular_anthro muscular_male nude penis solo incertusfatum fritters felid lion mammal pantherine 1:1 hi_res
anthro balls belly big_balls big_belly big_breasts big_penis bookshelf bottomless bra breast_expansion breasts cleavage cleavage_overflow clothed clothing detailed_background electronics erection expansion eyes_closed eyewear furniture genital_expansion genitals glasses growth_serum gynomorph huge_balls huge_breasts huge_penis humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis inside intersex looking_pleasured multicolored_body multicolored_scales navel non-mammal_balls non-mammal_breasts open_mouth overweight overweight_anthro overweight_gynomorph overweight_intersex penis penis_expansion scales side_view solo sports_bra standing table tail television thick_tail thick_thighs two_tone_body two_tone_scales underwear vein veiny_penis iandragonlover undertale undertale_(series) alphys reptile scalie hi_res
anthro balls belly big_balls big_belly big_breasts big_penis bookshelf bottomless bra breast_expansion breasts cleavage cleavage_overflow clothed clothing detailed_background electronics erection expansion eyes_closed eyewear furniture genital_expansion genitals glasses growth_serum gynomorph huge_balls huge_breasts huge_penis humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis inside intersex looking_pleasured multicolored_body multicolored_scales navel non-mammal_balls non-mammal_breasts open_mouth overweight overweight_anthro overweight_gynomorph overweight_intersex penis penis_expansion scales side_view solo sports_bra standing table tail television thick_tail thick_thighs two_tone_body two_tone_scales underwear vein veiny_penis iandragonlover undertale undertale_(series) alphys reptile scalie hi_res
anthro balls belly big_balls big_belly big_breasts big_penis bookshelf bottomless bra breast_expansion breasts cleavage cleavage_overflow clothed clothing detailed_background electronics erection expansion eyes_closed eyewear furniture genital_expansion genitals glasses growth_serum gynomorph huge_balls huge_breasts huge_penis humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis inside intersex looking_pleasured multicolored_body multicolored_scales navel non-mammal_balls non-mammal_breasts open_mouth overweight overweight_anthro overweight_gynomorph overweight_intersex penis penis_expansion scales side_view solo sports_bra standing table tail television thick_tail thick_thighs two_tone_body two_tone_scales underwear vein veiny_penis iandragonlover undertale undertale_(series) alphys reptile scalie hi_res
anthro balls belly big_balls big_belly big_breasts big_penis bookshelf bottomless bra breast_expansion breasts cleavage cleavage_overflow clothed clothing detailed_background electronics erection expansion eyes_closed eyewear furniture genital_expansion genitals glasses growth_serum gynomorph huge_balls huge_breasts huge_penis humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis inside intersex looking_pleasured multicolored_body multicolored_scales navel non-mammal_balls non-mammal_breasts open_mouth overweight overweight_anthro overweight_gynomorph overweight_intersex penis penis_expansion scales side_view solo sports_bra standing table tail television thick_tail thick_thighs two_tone_body two_tone_scales underwear vein veiny_penis iandragonlover undertale undertale_(series) alphys reptile scalie hi_res
animal_genitalia animal_penis anthro balls big_balls big_breasts big_nipples big_penis big_sheath blonde_hair bodily_fluids breasts canine_genitalia canine_penis claws clothing erect_nipples feet foot_on_balls fur genital_fluids genitals green_eyes growth growth_serum gynomorph hair huge_balls huge_penis huge_sheath hyper hyper_balls hyper_genitalia hyper_penis hyper_sheath injection intersex looking_back muscular muscular_gynomorph muscular_intersex muscular_taur nipples orange_body orange_fur penis precum precum_on_penis quadruped sheath solo syringe tail torn_clothing vein veiny_balls tochka malibu_(maloo) canid canid_taur canine canine_taur fox fox_taur mammal mammal_taur taur 2019 hi_res
animal_genitalia animal_penis anthro balls big_balls big_breasts big_nipples big_penis big_sheath blonde_hair bodily_fluids breasts canine_genitalia canine_penis claws clothing erect_nipples feet foot_on_balls fur genital_fluids genitals green_eyes growth growth_serum gynomorph hair huge_balls huge_penis huge_sheath hyper hyper_balls hyper_genitalia hyper_penis hyper_sheath injection intersex looking_back muscular muscular_gynomorph muscular_intersex muscular_taur nipples orange_body orange_fur penis precum precum_on_penis quadruped sheath solo syringe tail torn_clothing vein veiny_balls tochka malibu_(maloo) canid canid_taur canine canine_taur fox fox_taur mammal mammal_taur taur 2019 hi_res
4_fingers 4_toes anthro athletic athletic_anthro athletic_male belt biped bottomwear clothed clothing drinking eyes_closed feet fingers gesture growth_serum hair hand_on_hip holding_object jewelry laboratory_equipment laboratory_glassware male navel necklace pants raised_finger raised_pinky red_hair scientific_instrument simple_background smile solo standing test_tube toes topless white_background cooner toasty_toast arctic_fox canid canine fox mammal true_fox 2011 3:4 graphite_(artwork) restricted_palette signature sketch traditional_media_(artwork)
4_fingers 4_toes anthro athletic athletic_anthro athletic_male belt biped bottomwear clothed clothing drinking eyes_closed feet fingers gesture growth_serum hair hand_on_hip holding_object jewelry laboratory_equipment laboratory_glassware male navel necklace pants raised_finger raised_pinky red_hair scientific_instrument simple_background smile solo standing test_tube toes topless white_background cooner toasty_toast arctic_fox canid canine fox mammal true_fox 2011 3:4 graphite_(artwork) restricted_palette signature sketch traditional_media_(artwork)
4_fingers 4_toes :3 anthro anus areola armor barefoot big_breasts blue_eyes blush bodily_fluids breasts cat_smile feet female fingers fur genitals growth_serum headgear helmet lactating milk multicolored_body multicolored_fur nipples pink_body pink_fur pussy short_stack simple_background solo stirrup_(marking) thick_thighs toes transparent_background two_tone_body two_tone_fur wide_hips pizzacat samurai_pizza_cats polly_esther domestic_cat felid feline felis mammal 2017 alpha_channel hi_res
4_fingers 4_toes :3 anthro anus areola armor barefoot big_breasts blue_eyes blush bodily_fluids breasts cat_smile feet female fingers fur genitals growth_serum headgear helmet lactating milk multicolored_body multicolored_fur nipples pink_body pink_fur pussy short_stack simple_background solo stirrup_(marking) thick_thighs toes transparent_background two_tone_body two_tone_fur wide_hips pizzacat samurai_pizza_cats polly_esther domestic_cat felid feline felis mammal 2017 alpha_channel hi_res
abs animal_genitalia anthro areola balls big_balls big_muscles blue_eyes front_view genitals growth growth_serum huge_balls huge_muscles hyper hyper_muscles male mouse_mountain muscle_growth muscular muscular_anthro muscular_male nipples nude pecs sheath simple_background solo standing steroids text thick_arms thick_thighs vein veiny_muscles purrcules_(artist) fancy_rat mammal mouse murid murine rat rodent 2017 hi_res url
abs animal_genitalia anthro areola balls big_balls big_muscles blue_eyes front_view genitals growth growth_serum huge_balls huge_muscles hyper hyper_muscles male mouse_mountain muscle_growth muscular muscular_anthro muscular_male nipples nude pecs sheath simple_background solo standing steroids text thick_arms thick_thighs vein veiny_muscles purrcules_(artist) fancy_rat mammal mouse murid murine rat rodent 2017 hi_res url
anal anal_penetration anthro anus aphrodisiac bdsm big_butt big_clitoris big_pussy biped blush bodily_fluids bondage bound breasts butt buttplug buttplug_in_ass buttplug_insertion clitoral clitoral_hood clitoris clitoris_expansion clitoris_piercing digitigrade dripping dripping_pussy drooling drugs ear_piercing egg_vibrator ejaculation enlargement erect_clitoris excessive_genital_fluids excessive_pussy_juice female female_orgasm female_urethra flexible fluffy fluffy_tail forced forced_orgasm fur gaping gaping_pussy genital_fluids genital_growth genital_piercing genitals growth growth_potion growth_serum hair hands-free hands_tied happy huge_clitoris industrial_piercing injection intense_orgasm legs_behind_head legs_up long_labia long_orgasm looking_pleasured lying masturbation messy multiple_orgasms nipple_fetish nipple_piercing nipple_play nipple_pull nipples nude object_in_ass on_back open_mouth orgasm orgasm_face orgasm_torture pawpads penetration piercing plug_(sex_toy) plug_insertion plump_labia pussy pussy_ejaculation pussy_growth pussy_juice_on_ground pussy_juice_puddle pussy_piercing pussy_sounding restrained saliva sex_toy sex_toy_in_ass sex_toy_in_urethra sex_toy_insertion shaking simple_background smile solo spread_legs spreading stretched_anus stretched_urethra submissive submissive_female syringe tail tears tears_of_pleasure thick_thighs tongue tongue_out trembling uncontrollable_orgasm unstoppable_orgasm urethra urethral urethral_masturbation urethral_penetration vaginal_fluids vibrator vibrator_in_urethra white_background pastel_please kyvinaria mammal mephitid skunk 4:3 digital_media_(artwork) hi_res monochrome
anal anal_penetration anthro anus aphrodisiac bdsm big_butt big_clitoris big_pussy biped blush bodily_fluids bondage bound breasts butt buttplug buttplug_in_ass buttplug_insertion clitoral clitoral_hood clitoris clitoris_expansion clitoris_piercing digitigrade dripping dripping_pussy drooling drugs ear_piercing egg_vibrator ejaculation enlargement erect_clitoris excessive_genital_fluids excessive_pussy_juice female female_orgasm female_urethra flexible fluffy fluffy_tail forced forced_orgasm fur gaping gaping_pussy genital_fluids genital_growth genital_piercing genitals growth growth_potion growth_serum hair hands-free hands_tied happy huge_clitoris industrial_piercing injection intense_orgasm legs_behind_head legs_up long_labia long_orgasm looking_pleasured lying masturbation messy multiple_orgasms nipple_fetish nipple_piercing nipple_play nipple_pull nipples nude object_in_ass on_back open_mouth orgasm orgasm_face orgasm_torture pawpads penetration piercing plug_(sex_toy) plug_insertion plump_labia pussy pussy_ejaculation pussy_growth pussy_juice_on_ground pussy_juice_puddle pussy_piercing pussy_sounding restrained saliva sex_toy sex_toy_in_ass sex_toy_in_urethra sex_toy_insertion shaking simple_background smile solo spread_legs spreading stretched_anus stretched_urethra submissive submissive_female syringe tail tears tears_of_pleasure thick_thighs tongue tongue_out trembling uncontrollable_orgasm unstoppable_orgasm urethra urethral urethral_masturbation urethral_penetration vaginal_fluids vibrator vibrator_in_urethra white_background pastel_please kyvinaria mammal mephitid skunk 4:3 digital_media_(artwork) hi_res monochrome
2_toes 5_fingers antennae_(anatomy) anthro areola arthropod_abdomen bent_over big_areola big_breasts big_butt black_body black_hair black_skin black_spots blush bottle breast_expansion breast_squish breasts brown_body brown_exoskeleton butt butt_expansion container cork crossed_legs digitigrade exoskeleton expansion feet female fingers gradient_hair growth growth_serum hair holding_breast huge_areola huge_breasts huge_butt humanoid_hands hyper hyper_areola hyper_breasts hyper_butt hyper_nipples inflation looking_at_breasts looking_down multicolored_body multicolored_exoskeleton multicolored_hair nipples non-mammal_breasts nude open_mouth pseudo_clothing purple_eyes red_hair serum shocked simple_background solo spade_tail spill spots squish surprise tail tan_body tan_exoskeleton tan_spots thick_tail three-quarter_view toeless_(marking) toes two_tone_body two_tone_exoskeleton two_tone_hair white_background wide_hips suika-x silara arthropod marine prehistoric_species trilobite 2017 5:4 digital_media_(artwork) full-length_portrait portrait herm_(lore)
2_toes 5_fingers antennae_(anatomy) anthro areola arthropod_abdomen bent_over big_areola big_breasts big_butt black_body black_hair black_skin black_spots blush bottle breast_expansion breast_squish breasts brown_body brown_exoskeleton butt butt_expansion container cork crossed_legs digitigrade exoskeleton expansion feet female fingers gradient_hair growth growth_serum hair holding_breast huge_areola huge_breasts huge_butt humanoid_hands hyper hyper_areola hyper_breasts hyper_butt hyper_nipples inflation looking_at_breasts looking_down multicolored_body multicolored_exoskeleton multicolored_hair nipples non-mammal_breasts nude open_mouth pseudo_clothing purple_eyes red_hair serum shocked simple_background solo spade_tail spill spots squish surprise tail tan_body tan_exoskeleton tan_spots thick_tail three-quarter_view toeless_(marking) toes two_tone_body two_tone_exoskeleton two_tone_hair white_background wide_hips suika-x silara arthropod marine prehistoric_species trilobite 2017 5:4 digital_media_(artwork) full-length_portrait portrait herm_(lore)