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alphys animal_humanoid animated_skeleton anthro biped blue_body blue_skin bone bottomwear carrying cat_ear clothing dinosaur eye_patch eyewear female fish fish_humanoid footwear glasses gloves group handwear hat headgear headwear human humanoid jacket machine male mammal marine marine_humanoid mettaton_ex mew_mew_(undertale) notebook on_shoulders open_mouth pants papyrus_(undertale) pencil_(object) protagonist_(undertale) reptile robot robot_humanoid sans_(undertale) scalie shoes skeleton smile srlevi sunglasses teeth topwear undead undertale undertale_(series) undyne video_games yellow_sclera young alphys annoying_dog aqua_background asgore_dreemurr asriel_dreemurr chara_(undertale) dog everyone eyepatch flowey_(undertale) frisk_(undertale) ghost glasses grillby headphones mettaton mettaton_ex mettaton_neo monster monster_boy monster_girl muffet napstablook open_mouth papyrus photoshop_flowey robot shirt simple_background smile standing teeth tenya_mizuki undertale undyne undyne_the_undying white_shirt =_= alphys angry asgore_dreemurr bangs boots brown_footwear crying everyone eyepatch flowey_(undertale) frisk_(undertale) holding holding_stick long_sleeves looking_at_another mettaton_ex monster_boy monster_girl monster_kid_(undertale) muffet napstablook open_mouth papyrus_(undertale) pointing purple_shirt purple_shorts robot sans shirt short_hair shorts simple_background standing stick striped striped_shirt sweat sweatdrop tenya_mizuki toriel undertale undyne white_background 2016 alphys animated_skeleton annoying_dog_(undertale) anthro arachnid arthropod asgore_dreemurr asriel_dreemurr beard blonde_hair bone boss_monster bovid bratty_(undertale) canid canine canis caprine catty_(undertale) chara_(undertale) crocodile crocodilian crocodylid dessert digital_media_(artwork) dogamy dogaressa doggo domestic_cat domestic_dog eyes_always_closed eyes_closed facial_hair felid feline felis female feral fish food ghost greater_dog grillby group hair human humanoid inside kissing lagomorph large_group leporid lesser_dog lizard machine mad_dummy male mammal marine mature_anthro mature_female mature_male mettaton mettaton_ex monster_kid muffet mustache napstablook nicecream_man papyrus_(undertale) pie protagonist_(undertale) rabbit reptile robot sans_(undertale) scalie skeleton spider spirit tem temmie_(undertale) toriel undead undertale undyne video_games zilven <3 1:1 aipeco18 black_hair boots bulge clothed clothing duo erection erection_under_clothing eyes_closed fist footwear hair hi_res human humanoid legwear long_hair machine male male/male mammal mettaton_ex protagonist_(undertale) robot robot_humanoid serious_face sweater text thigh_highs topwear undertale undressing video_games 1:1 aipeco18 anus balls big_penis butt duo eyes_closed genitals hi_res human humanoid intimidation machine male male/male mammal mettaton_ex number penis presenting presenting_hindquarters protagonist_(undertale) robot robot_humanoid shocked_expression sigh size_difference text undertale video_games 1:1 aipeco18 balls big_penis black_hair boots brown_hair butt clothed clothing duo eyes_closed footwear genitals hair hi_res human humanoid imminent_anal legwear long_hair machine male male/male mammal masturbation mettaton mettaton_ex partially_clothed penis presenting presenting_hindquarters protagonist_(undertale) recording robot robot_humanoid size_difference speech_bubble text thigh_highs undertale video_games <3 1:1 aipeco18 anal anal_penetration big_penis black_hair bodily_fluids brown_hair clothing cum cum_inside duo eyes_closed genital_fluids genitals hair heart_pendant hi_res human humanoid legwear long_hair machine male male/male mammal mettaton_ex number penetration penis protagonist_(undertale) robot robot_humanoid rough_sex sex sitting_on_penis size_difference text thigh_highs tongue tongue_out undertale video_games 1:1 after_sex aipeco18 black_hair bodily_fluids brown_hair clothing cum cum_inside cum_leaking duo eyes_closed genital_fluids hair heart_pendant human humanoid legwear long_hair lying machine male male/male mammal mettaton_ex number on_front protagonist_(undertale) robot robot_humanoid tan_body tan_skin text thigh_highs tongue tongue_out triumph undertale video_games 2021 bangs blue_background boots bottomwear clothed clothing dialogue eyelashes eyeshadow footwear girly gloves hair hand_on_hip handwear hi_res high_heels humanoid japanese_text looking_at_viewer machine makeup male mettaton mettaton_ex narrowed_eyes not_furry pants pose robot robot_humanoid shoulder_pads simple_background smile solo talking_to_viewer text translation_request undertale video_games yuzuki_fang111 akishiberian alphys animated_skeleton anthro aquatic_dragon armor asgore_dreemurr asriel_dreemurr big_eyes black_bottomwear black_clothing black_eyes black_hair black_pants blue_t-shirt bone boss_monster bottomwear bovid caprine ceratopsian clothing coach_z coat crossover dinosaur dragon dress eyewear female floating_head fur ghost glasses goat group hair hi_res homestar_runner homestar_runner_(character) homsar horn human humanoid machine male male/female mammal marine metallic_body mettaton_ex monster napstablook ornithischian pants papyrus_(undertale) pattern_clothing pattern_shirt pattern_topwear protagonist_(undertale) pupils purple_clothing purple_dress red_hair reptile robot robot_humanoid sans_(undertale) scales scalie shirt skeleton spirit striped_clothing striped_shirt striped_topwear stripes strong_bad strong_mad strong_sad tan_body tan_skin the_cheat the_king_of_town topwear toriel triceratops trogdor undead undertale undyne video_games waddling_head white_body white_fur white_pupils yellow_beard yellow_body yellow_scales 16:9 4k absurd_res alphys animal_humanoid annoying_dog_(undertale) asgore_dreemurr bodily_fluids bovid canid canine canis caprine cellphone chair chara_(undertale) clothing crown crying domestic_dog female furniture goat group hair hi_res humanoid lizard lunarwinglatias machine male mammal marine marine_humanoid mettaton_ex papyrus_(undertale) phone protagonist_(undertale) red_hair reptile robe robot sad sans_(undertale) scalie sculpture statue tears throne toriel undead undertale undyne video_games widescreen anthro canid canine clothed clothing felid feline hair mammal mettaton mettaton_ex monochrome pose princesspeepo simple_background tem temmie_(undertale) undertale video_games white_body anthro canid canine clothed clothing felid feline hair leg_split mammal mettaton mettaton_ex monochrome one_eye_closed princesspeepo simple_background tem temmie_(undertale) undertale video_games white_body wink anthro canid canine clothed clothing felid feline hair mammal mettaton mettaton_ex monochrome open_mouth princesspeepo simple_background tem temmie_(undertale) topwear undertale video_games white_body anthro canid canine clothed clothing felid feline hair leg_split mammal mettaton mettaton_ex monochrome open_mouth princesspeepo simple_background smile tem temmie_(undertale) text topwear undertale video_games white_body 16:9 2016 3d_(artwork) animated_skeleton anthro arachnid armor arthropod asgore_dreemurr asriel_dreemurr bald beard black_bottomwear black_clothing black_eyes black_hair black_pants black_shirt black_topwear blue_body blue_bottomwear blue_clothing blue_hoodie blue_pants blue_robe blue_skin blue_topwear bone boots boss_monster bottomwear bovid brown_boots brown_clothing brown_eyes brown_footwear brown_hair cape caprine cave child clothing coat crown digital_media_(artwork) eye_patch eyewear facial_hair fangs female feral fin fish flower flowey_the_flower footwear ghost glasses grey_body grin group hair headphones hoodie horn human humanoid knight lab_coat lizard low_poly machine male mammal marine melee_weapon mettaton mettaton_ex monster monster_kid muffet orange_boots orange_clothing orange_footwear pants pattern_clothing pattern_shirt pattern_topwear plant polearm ponytail protagonist_(undertale) purple_body purple_boots purple_clothing purple_footwear purple_skin red_eyes red_hair reptile robe robot robot_humanoid sans_(undertale) scalie scarf shirt shorts shoulder_pads signature skeleton smile spear spider spider_web spikes spirit striped_clothing striped_shirt striped_topwear stripes sweater tan_body tan_skin tank_top temmie_(undertale) text the-regressor topwear toriel undead undertale undyne url video_games warrior weapon white_body widescreen yellow_body yellow_sclera yellow_skin young anthro breasts canid canine canis clitoris cowgirl_position domestic_dog duo female female_on_top female_penetrated first_person_view from_front_position genitals hand_on_chest hand_on_hip hi_res humanoid humanoid_on_anthro husky looking_at_viewer machine male male/female male_on_bottom male_penetrating male_penetrating_female mammal mettaton mettaton_ex navel nipples nordic_sled_dog on_bottom on_top penetration penile penile_penetration penis penis_in_pussy robot robot_humanoid robotic_arm sex spitz trans_(lore) undertale vaginal vaginal_penetration video_games watersucc anal anal_penetration anthro balls bodily_fluids boots breasts canid canine canis clothing domestic_dog drooling duo exposed_breasts female footwear genitals hi_res high_heeled_boots high_heels humanoid husky looking_pleasured machine male male/female mammal mettaton_ex navel nordic_sled_dog penetration pussy robot robot_humanoid saliva sex small_breasts spitz standing standing_sex trans_(lore) trans_man_(lore) undertale video_games watersucc alternate_species ambiguous_gender armless black_background black_bottomwear black_clothing black_pants bob-omb bomb boots bottomwear clothed clothing colored crossover digital_media_(artwork) explosives footwear geno28_(artist) hi_res humanoid humanoidized humor mario_bros mettaton_ex nintendo not_furry pants pose purple_boots purple_clothing purple_footwear signature simple_background smoke solo sparkles spotlight standing undertale video_games waddling_head android english_text genitals humanoid imperial_loser machine male mettaton mettaton_ex not_furry penis robot robot_humanoid simple_background smile solo text undertale video_games <3 5_fingers absurd_res android arms_above_head athletic athletic_humanoid athletic_male black_and_white black_hair clothed clothing fingers front_view girly glistening hair head_markings hi_res humanoid humanoid_hands inktober leather machine male markings metal_skin metallic_body mettaton mettaton_ex monochrome portrait pose robot robot_humanoid shoulder_pads simple_background solo standing striped_body stripes tasmaniacdevil three-quarter_portrait tight_clothing undertale video_games white_background white_body white_skin alternate_universe big_breasts blowing_kiss boots breasts butt camera clothing crossed_arms crossgender curvy_figure female footwear hair hair_over_eye hi_res hourglass_figure humanoid knee_boots knee_highs legwear lips long_hair looking_at_viewer machine mettaton_ex one_eye_obstructed robot spread_legs spreading thewill umbrella under(her)tail undertale video_games chara_(undertale) h3r4x mettaton mettaton_ex protagonist_(undertale) text translation_request undertale undyne video_games alphys alternate_universe anthro big_breasts big_butt bodily_fluids bottomless breasts butt clothed clothing coat comic crossgender crying eyewear face_shield female frown glasses gloves handwear hi_res holding_breast human humanoid kneeling lab_coat lizard machine male mammal mask mettaton_ex open_frown open_mouth protagonist_(undertale) reptile robot scalie sweat tears text thewill topwear under(her)tail undertale video_games welding_mask wide_eyed worried yelling alphys alternate_universe anthro big_breasts big_penis blowtorch blush bodily_fluids breasts camera clothing comic crossgender cum cum_in_pussy cum_inside cum_on_ground cum_on_penis english_text face_shield female genital_fluids genitals gloves half-erect handwear hi_res human humanoid kneeling lizard machine male mammal mask mettaton_ex penis protagonist_(undertale) reptile robot scalie spotlight sweat text thewill umbrella under(her)tail undertale video_games welding_mask alternate_universe armless big_breasts blush bodily_fluids breasts camera comic crossgender cum cum_on_face cum_on_ground female flaccid genital_fluids genitals half-erect hi_res human humanoid machine male mammal mettaton_ex penis protagonist_(undertale) robot sweat television_screen thewill umbrella under(her)tail undertale video_games alternate_universe armless bent_over blush bodily_fluids bottomless breasts camera clothed clothing comic crossgender cum cum_on_breasts cum_on_face duo female flaccid genital_fluids genitals hair hi_res human humanoid kneeling long_hair machine male male/female mammal mettaton_ex microphone penis protagonist_(undertale) robot sex smile sweat text thewill umbrella under(her)tail undertale video_games alternate_universe anal big_penis bodily_fluids bottomless clothed clothing crossgender cum cum_in_mouth cum_inside curvy_figure duo electricity english_text female female_penetrated food genital_fluids genitals graph hourglass_figure human humanoid machine male male/female male_penetrating male_penetrating_female mammal masturbation mettaton_ex multiple_positions penetration penis pizza profanity protagonist_(undertale) robot sex spread_legs spreading text thewill under(her)tail undertale vaginal vaginal_penetration video_games alternate_universe anthro big_penis bone burgerpants cellphone christmas christmas_tree cigarette comic comic_(under(her)tail) crossgender curvy_figure damaged_clothing domestic_cat electricity felid feline felis female genitals hi_res holidays hourglass_figure human humanoid kitty_(under(her)tail) lizard machine male mammal mettaton_ex monster_kid papyrus_(undertale) penis phone plant pounce profanity protagonist_(undertale) reptile robot sans_(undertale) scalie sitting skeleton spread_arms television tempus_(under(her)tail) text thewill tree umbrella under(her)tail undertale video_games wide_hips yelling alternate_universe big_breasts big_penis breasts comic crossgender curvy_figure damaged_clothing duo female flaccid genitals hair hair_over_eye hi_res hourglass_figure human humanoid looking_at_viewer machine male mammal mettaton mettaton_ex one_eye_obstructed penis protagonist_(undertale) robot smoke spotlights text thewill under(her)tail undertale video_games alternate_universe breasts covering covering_self crossgender female humanoid machine mettaton mettaton_ex robot solo spotlight spread_legs spreading thewill under(her)tail undertale video_games 1boy 1other android artist_name black_hair boots frisk_(undertale) hand_on_hip high_heel_boots high_heels knee_boots long_sleeves mettaton mettaton_ex microphone music outline rahwia shirt singing smile sparkle striped striped_shirt undertale watermark white_outline 2015 alphys animated_skeleton anthro arachnid arthropod asgore_dreemurr asriel_dreemurr asriel_dreemurr_(god_form) beard black_and_white bone bovid bow_tie brother brothers burgerpants canid canine canis caprine clothed clothing crown delta_rune_(emblem) doggo domestic_cat domestic_dog dreiker drugs eye_patch eyebrows eyelashes eyewear facial_hair facial_markings fangs father father_and_child father_and_son felid feline felis female fin fish floppy_ears glasses goat group hair hat head_fin head_markings headgear headshot_portrait headwear hoodie horn lizard long_hair looking_at_viewer machine male mammal marijuana marine markings mask_(marking) mature_female mature_male mettaton mettaton_ex monochrome monster monster_kid mother mother_and_child mother_and_son muffet multieye mustache papyrus_(undertale) parent parent_and_child portrait raised_eyebrow reptile robot sans_(undertale) scalie scarf sibling signature skeleton sketch smile smoke smoking son spider spokes sweater symbol teeth tied_hair topwear toriel undead undertale undyne video_games absurd_res ambiguous_male balls big_breasts breasts carrying duo female female_on_top female_penetrated genitals hi_res humanoid looking_at_viewer machine male male/female male_on_bottom male_penetrating male_penetrating_female mettaton_ex nipples not_furry on_bottom on_top penetration penis pussy robot saidra sex solo_focus thighhigh_boots undertale vaginal vaginal_penetration video_games 1:1 anthro balls big_breasts big_penis bodily_fluids breasts crossgender duo female genital_fluids genitals hi_res huge_breasts huge_penis human hyper hyper_breasts hyper_genitalia hyper_penis machine male male/female mammal mettaton mettaton_ex mtf_crossgender nipples penis precum putricia robot sex titfuck undertale video_games 5:4 animal_humanoid anthro balls big_breasts big_penis bodily_fluids breasts clothing crossgender cum dildo dildo_penetration duo female fish fish_humanoid footwear genital_fluids genitals herm hi_res high_heels huge_breasts huge_penis humanoid intersex machine marine marine_humanoid masturbation mettaton mettaton_ex mtf_crossgender nipples penetration penis pussy putricia robot sex_toy sex_toy_penetration shoes text torn_clothing undertale undyne url vaginal vaginal_penetration video_games 2019 absurd_res angry anthro asphyxiation bikini burgerpants choking clothing crescendeon cross-popping_vein domestic_cat duo felid feline felis fight hi_res humanoid humor japanese_text machine male mammal mankini mettaton mettaton_ex robot robot_humanoid sling_bikini swimwear text translated undertale vein video_games 2018 absurd_res anthro burgerpants comic crescendeon dialogue domestic_cat duo felid feline felis hi_res humanoid humor japanese_text machine male mammal manga mettaton mettaton_ex robot robot_humanoid text translation_request undertale video_games absurd_res anthro burgerpants comic crescendeon dialogue domestic_cat felid feline felis food group hi_res hot_dog human humanoid humor japanese_text machine male mammal manga mettaton mettaton_ex protagonist_(undertale) robot robot_humanoid text translation_request undertale video_games ambiguous_gender boots clothed clothing dark_hair duo female feral footwear high_heels line_art low_res meme mettaton_ex ms_paint shitpost shoes sketch temmie_(undertale) text twerkyvulture undertale video_games alphys anthro black_body black_hair blush blush_stickers buckteeth clothed clothing dress duo eyes_closed eyeshadow eyewear female front_view glasses glistening glistening_body glistening_hair glistening_scales gloves grey_body hair hair_over_eye half-length_portrait hand_on_face handwear head_in_hands hi_res humanoid lizard machine makeup male metallic_body mettaton_ex one_eye_obstructed open_mouth open_smile pink_body podmachi polka_dots portrait reptile robot robot_humanoid scales scalie simple_background smile teeth undertale video_games white_body yellow_body yellow_scales